Return-Path: linux-nfs-owner@vger.kernel.org Received: from fieldses.org ([174.143.236.118]:35734 "EHLO fieldses.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750979AbaHLUkE (ORCPT ); Tue, 12 Aug 2014 16:40:04 -0400 Date: Tue, 12 Aug 2014 16:40:02 -0400 From: "J. Bruce Fields" To: Kinglong Mee Cc: Christoph Hellwig , Linux NFS Mailing List Subject: Re: [PATCH] NFSD: Convert magic number to sizeof() for encode and decode Message-ID: <20140812204002.GH25914@fieldses.org> References: <53B8C3D3.7080201@gmail.com> <20140707181556.GC8630@fieldses.org> <20140710105451.GA23266@infradead.org> <20140711201129.GB11931@fieldses.org> <20140714095944.GA25481@infradead.org> <20140716220629.GH2397@fieldses.org> <53C90B23.2080801@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <53C90B23.2080801@gmail.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: On Fri, Jul 18, 2014 at 07:55:15PM +0800, Kinglong Mee wrote: > Reported-by: Christoph Hellwig > Signed-off-by: Kinglong Mee Thanks, apologies, by the time I got to this there were conflicts that I didn't want to sort through. I'll publish a for-3.18 branch soon after -rc1 is out, and then you could resend if you like. --b. > --- > fs/nfsd/nfs4acl.c | 2 +- > fs/nfsd/nfs4callback.c | 18 +- > fs/nfsd/nfs4idmap.c | 4 +- > fs/nfsd/nfs4proc.c | 12 +- > fs/nfsd/nfs4state.c | 10 +- > fs/nfsd/nfs4xdr.c | 500 +++++++++++++++++++++++++------------------------ > 6 files changed, 279 insertions(+), 267 deletions(-) > > diff --git a/fs/nfsd/nfs4acl.c b/fs/nfsd/nfs4acl.c > index 59fd766..f15dbb2 100644 > --- a/fs/nfsd/nfs4acl.c > +++ b/fs/nfsd/nfs4acl.c > @@ -932,7 +932,7 @@ __be32 nfs4_acl_write_who(struct xdr_stream *xdr, int who) > for (i = 0; i < ARRAY_SIZE(s2t_map); i++) { > if (s2t_map[i].type != who) > continue; > - p = xdr_reserve_space(xdr, s2t_map[i].stringlen + 4); > + p = xdr_reserve_space(xdr, sizeof(__be32) + s2t_map[i].stringlen); > if (!p) > return nfserr_resource; > p = xdr_encode_opaque(p, s2t_map[i].string, > diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c > index a88a93e..6307e29 100644 > --- a/fs/nfsd/nfs4callback.c > +++ b/fs/nfsd/nfs4callback.c > @@ -118,7 +118,7 @@ static void encode_nfs_cb_opnum4(struct xdr_stream *xdr, enum nfs_cb_opnum4 op) > { > __be32 *p; > > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > *p = cpu_to_be32(op); > } > > @@ -133,7 +133,7 @@ static void encode_nfs_fh4(struct xdr_stream *xdr, const struct knfsd_fh *fh) > __be32 *p; > > BUG_ON(length > NFS4_FHSIZE); > - p = xdr_reserve_space(xdr, 4 + length); > + p = xdr_reserve_space(xdr, sizeof(__be32) + length); > xdr_encode_opaque(p, &fh->fh_base, length); > } > > @@ -235,7 +235,7 @@ static int decode_cb_op_status(struct xdr_stream *xdr, enum nfs_opnum4 expected, > __be32 *p; > u32 op; > > - p = xdr_inline_decode(xdr, 4 + 4); > + p = xdr_inline_decode(xdr, 2 * sizeof(__be32)); > if (unlikely(p == NULL)) > goto out_overflow; > op = be32_to_cpup(p++); > @@ -267,7 +267,7 @@ static void encode_cb_compound4args(struct xdr_stream *xdr, > { > __be32 * p; > > - p = xdr_reserve_space(xdr, 4 + 4 + 4 + 4); > + p = xdr_reserve_space(xdr, 4 * sizeof(__be32)); > p = xdr_encode_empty_array(p); /* empty tag */ > *p++ = cpu_to_be32(hdr->minorversion); > *p++ = cpu_to_be32(hdr->ident); > @@ -300,13 +300,13 @@ static int decode_cb_compound4res(struct xdr_stream *xdr, > u32 length; > __be32 *p; > > - p = xdr_inline_decode(xdr, 4 + 4); > + p = xdr_inline_decode(xdr, 2 * sizeof(__be32)); > if (unlikely(p == NULL)) > goto out_overflow; > hdr->status = be32_to_cpup(p++); > /* Ignore the tag */ > length = be32_to_cpup(p++); > - p = xdr_inline_decode(xdr, length + 4); > + p = xdr_inline_decode(xdr, sizeof(__be32) + length); > if (unlikely(p == NULL)) > goto out_overflow; > hdr->nops = be32_to_cpup(p); > @@ -334,7 +334,7 @@ static void encode_cb_recall4args(struct xdr_stream *xdr, > encode_nfs_cb_opnum4(xdr, OP_CB_RECALL); > encode_stateid4(xdr, &dp->dl_stid.sc_stateid); > > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > *p++ = xdr_zero; /* truncate */ > > encode_nfs_fh4(xdr, &dp->dl_fh); > @@ -367,7 +367,7 @@ static void encode_cb_sequence4args(struct xdr_stream *xdr, > encode_nfs_cb_opnum4(xdr, OP_CB_SEQUENCE); > encode_sessionid4(xdr, session); > > - p = xdr_reserve_space(xdr, 4 + 4 + 4 + 4 + 4); > + p = xdr_reserve_space(xdr, 5 * sizeof(__be32)); > *p++ = cpu_to_be32(session->se_cb_seq_nr); /* csa_sequenceid */ > *p++ = xdr_zero; /* csa_slotid */ > *p++ = xdr_zero; /* csa_highest_slotid */ > @@ -413,7 +413,7 @@ static int decode_cb_sequence4resok(struct xdr_stream *xdr, > * If the server returns different values for sessionID, slotID or > * sequence number, the server is looney tunes. > */ > - p = xdr_inline_decode(xdr, NFS4_MAX_SESSIONID_LEN + 4 + 4 + 4 + 4); > + p = xdr_inline_decode(xdr, NFS4_MAX_SESSIONID_LEN + 4 * sizeof(__be32)); > if (unlikely(p == NULL)) > goto out_overflow; > memcpy(id.data, p, NFS4_MAX_SESSIONID_LEN); > diff --git a/fs/nfsd/nfs4idmap.c b/fs/nfsd/nfs4idmap.c > index a0ab0a8..4cfa16e 100644 > --- a/fs/nfsd/nfs4idmap.c > +++ b/fs/nfsd/nfs4idmap.c > @@ -558,7 +558,7 @@ static __be32 encode_ascii_id(struct xdr_stream *xdr, u32 id) > __be32 *p; > > len = sprintf(buf, "%u", id); > - p = xdr_reserve_space(xdr, len + 4); > + p = xdr_reserve_space(xdr, sizeof(__be32) + len); > if (!p) > return nfserr_resource; > p = xdr_encode_opaque(p, buf, len); > @@ -584,7 +584,7 @@ static __be32 idmap_id_to_name(struct xdr_stream *xdr, > return nfserrno(ret); > ret = strlen(item->name); > WARN_ON_ONCE(ret > IDMAP_NAMESZ); > - p = xdr_reserve_space(xdr, ret + 4); > + p = xdr_reserve_space(xdr, sizeof(__be32) + ret); > if (!p) > return nfserr_resource; > p = xdr_encode_opaque(p, item->name, ret); > diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c > index 29a617e..1507c29 100644 > --- a/fs/nfsd/nfs4proc.c > +++ b/fs/nfsd/nfs4proc.c > @@ -1280,7 +1280,7 @@ nfsd4_proc_compound(struct svc_rqst *rqstp, > svcxdr_init_encode(rqstp, resp); > resp->tagp = resp->xdr.p; > /* reserve space for: taglen, tag, and opcnt */ > - xdr_reserve_space(&resp->xdr, 8 + args->taglen); > + xdr_reserve_space(&resp->xdr, 2 * sizeof(__be32) + args->taglen); > resp->taglen = args->taglen; > resp->tag = args->tag; > resp->rqstp = rqstp; > @@ -1472,19 +1472,19 @@ static inline u32 nfsd4_getattr_rsize(struct svc_rqst *rqstp, > return svc_max_payload(rqstp); > > if (bmap1 & FATTR4_WORD1_OWNER) { > - ret += IDMAP_NAMESZ + 4; > + ret += IDMAP_NAMESZ + sizeof(__be32); > bmap1 &= ~FATTR4_WORD1_OWNER; > } > if (bmap1 & FATTR4_WORD1_OWNER_GROUP) { > - ret += IDMAP_NAMESZ + 4; > + ret += IDMAP_NAMESZ + sizeof(__be32); > bmap1 &= ~FATTR4_WORD1_OWNER_GROUP; > } > if (bmap0 & FATTR4_WORD0_FILEHANDLE) { > - ret += NFS4_FHSIZE + 4; > + ret += NFS4_FHSIZE + sizeof(__be32); > bmap0 &= ~FATTR4_WORD0_FILEHANDLE; > } > if (bmap2 & FATTR4_WORD2_SECURITY_LABEL) { > - ret += NFSD4_MAX_SEC_LABEL_LEN + 12; > + ret += NFSD4_MAX_SEC_LABEL_LEN + 3 * sizeof(__be32); > bmap2 &= ~FATTR4_WORD2_SECURITY_LABEL; > } > /* > @@ -1493,7 +1493,7 @@ static inline u32 nfsd4_getattr_rsize(struct svc_rqst *rqstp, > */ > ret += 16 * (hweight32(bmap0) + hweight32(bmap1) + hweight32(bmap2)); > /* bitmask, length */ > - ret += 20; > + ret += 5 * sizeof(__be32); > return ret; > } > > diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c > index fd4deb0..9f52e06 100644 > --- a/fs/nfsd/nfs4state.c > +++ b/fs/nfsd/nfs4state.c > @@ -1070,7 +1070,15 @@ gen_sessionid(struct nfsd4_session *ses) > * verifier), 12 for the compound header (with zero-length tag), and 44 > * for the SEQUENCE op response: > */ > -#define NFSD_MIN_HDR_SEQ_SZ (24 + 12 + 44) > +#define NFSD_MIN_HDR_SEQ_SZ (/* Xid, Message Type, Reply State, Flavor, > + * Flavor Length, Accept State */ \ > + 6 * sizeof(__be32) + \ > + /* Status, Tag Length, Operation Count */ \ > + 3 * sizeof(__be32) + \ > + /* Operation Code, Status, SessionID, SequenceID, > + * SlotID, Highest SlotID, Target Highest SlotID, > + * Status Flags */ \ > + 7 * sizeof(__be32) + NFS4_MAX_SESSIONID_LEN) > > static void > free_session_slots(struct nfsd4_session *ses) > diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c > index 01023a5..73fd09e 100644 > --- a/fs/nfsd/nfs4xdr.c > +++ b/fs/nfsd/nfs4xdr.c > @@ -251,7 +251,7 @@ nfsd4_decode_bitmap(struct nfsd4_compoundargs *argp, u32 *bmval) > bmval[1] = 0; > bmval[2] = 0; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > bmlen = be32_to_cpup(p++); > if (bmlen > 1000) > goto xdr_error; > @@ -282,12 +282,12 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, > if ((status = nfsd4_decode_bitmap(argp, bmval))) > return status; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > expected_len = be32_to_cpup(p++); > > if (bmval[0] & FATTR4_WORD0_SIZE) { > - READ_BUF(8); > - len += 8; > + READ_BUF(sizeof(__be64)); > + len += sizeof(__be64); > p = xdr_decode_hyper(p, &iattr->ia_size); > iattr->ia_valid |= ATTR_SIZE; > } > @@ -295,7 +295,8 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, > u32 nace; > struct nfs4_ace *ace; > > - READ_BUF(4); len += 4; > + READ_BUF(sizeof(__be32)); > + len += sizeof(__be32); > nace = be32_to_cpup(p++); > > if (nace > NFS4_ACL_MAX) > @@ -307,7 +308,8 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, > > (*acl)->naces = nace; > for (ace = (*acl)->aces; ace < (*acl)->aces + nace; ace++) { > - READ_BUF(16); len += 16; > + READ_BUF(4 * sizeof(__be32)); > + len += 4 * sizeof(__be32); > ace->type = be32_to_cpup(p++); > ace->flag = be32_to_cpup(p++); > ace->access_mask = be32_to_cpup(p++); > @@ -331,15 +333,15 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, > } else > *acl = NULL; > if (bmval[1] & FATTR4_WORD1_MODE) { > - READ_BUF(4); > - len += 4; > + READ_BUF(sizeof(__be32)); > + len += sizeof(__be32); > iattr->ia_mode = be32_to_cpup(p++); > iattr->ia_mode &= (S_IFMT | S_IALLUGO); > iattr->ia_valid |= ATTR_MODE; > } > if (bmval[1] & FATTR4_WORD1_OWNER) { > - READ_BUF(4); > - len += 4; > + READ_BUF(sizeof(__be32)); > + len += sizeof(__be32); > dummy32 = be32_to_cpup(p++); > READ_BUF(dummy32); > len += (XDR_QUADLEN(dummy32) << 2); > @@ -349,8 +351,8 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, > iattr->ia_valid |= ATTR_UID; > } > if (bmval[1] & FATTR4_WORD1_OWNER_GROUP) { > - READ_BUF(4); > - len += 4; > + READ_BUF(sizeof(__be32)); > + len += sizeof(__be32); > dummy32 = be32_to_cpup(p++); > READ_BUF(dummy32); > len += (XDR_QUADLEN(dummy32) << 2); > @@ -360,15 +362,15 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, > iattr->ia_valid |= ATTR_GID; > } > if (bmval[1] & FATTR4_WORD1_TIME_ACCESS_SET) { > - READ_BUF(4); > - len += 4; > + READ_BUF(sizeof(__be32)); > + len += sizeof(__be32); > dummy32 = be32_to_cpup(p++); > switch (dummy32) { > case NFS4_SET_TO_CLIENT_TIME: > /* We require the high 32 bits of 'seconds' to be 0, and we ignore > all 32 bits of 'nseconds'. */ > - READ_BUF(12); > - len += 12; > + READ_BUF(sizeof(__be32) + sizeof(__be64)); > + len += sizeof(__be32) + sizeof(__be64); > p = xdr_decode_hyper(p, &sec); > iattr->ia_atime.tv_sec = (time_t)sec; > iattr->ia_atime.tv_nsec = be32_to_cpup(p++); > @@ -384,15 +386,15 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, > } > } > if (bmval[1] & FATTR4_WORD1_TIME_MODIFY_SET) { > - READ_BUF(4); > - len += 4; > + READ_BUF(sizeof(__be32)); > + len += sizeof(__be32); > dummy32 = be32_to_cpup(p++); > switch (dummy32) { > case NFS4_SET_TO_CLIENT_TIME: > /* We require the high 32 bits of 'seconds' to be 0, and we ignore > all 32 bits of 'nseconds'. */ > - READ_BUF(12); > - len += 12; > + READ_BUF(sizeof(__be32) + sizeof(__be64)); > + len += sizeof(__be32) + sizeof(__be64); > p = xdr_decode_hyper(p, &sec); > iattr->ia_mtime.tv_sec = sec; > iattr->ia_mtime.tv_nsec = be32_to_cpup(p++); > @@ -411,14 +413,10 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, > label->len = 0; > #ifdef CONFIG_NFSD_V4_SECURITY_LABEL > if (bmval[2] & FATTR4_WORD2_SECURITY_LABEL) { > - READ_BUF(4); > - len += 4; > + READ_BUF(3 * sizeof(__be32)); > + len += 3 * sizeof(__be32); > dummy32 = be32_to_cpup(p++); /* lfs: we don't use it */ > - READ_BUF(4); > - len += 4; > dummy32 = be32_to_cpup(p++); /* pi: we don't use it either */ > - READ_BUF(4); > - len += 4; > dummy32 = be32_to_cpup(p++); > READ_BUF(dummy32); > if (dummy32 > NFSD4_MAX_SEC_LABEL_LEN) > @@ -459,7 +457,7 @@ nfsd4_decode_access(struct nfsd4_compoundargs *argp, struct nfsd4_access *access > { > DECODE_HEAD; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > access->ac_req_access = be32_to_cpup(p++); > > DECODE_TAIL; > @@ -474,7 +472,7 @@ static __be32 nfsd4_decode_cb_sec(struct nfsd4_compoundargs *argp, struct nfsd4_ > int nr_secflavs; > > /* callback_sec_params4 */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > nr_secflavs = be32_to_cpup(p++); > if (nr_secflavs) > cbs->flavor = (u32)(-1); > @@ -482,7 +480,7 @@ static __be32 nfsd4_decode_cb_sec(struct nfsd4_compoundargs *argp, struct nfsd4_ > /* Is this legal? Be generous, take it to mean AUTH_NONE: */ > cbs->flavor = 0; > for (i = 0; i < nr_secflavs; ++i) { > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > dummy = be32_to_cpup(p++); > switch (dummy) { > case RPC_AUTH_NULL: > @@ -491,7 +489,7 @@ static __be32 nfsd4_decode_cb_sec(struct nfsd4_compoundargs *argp, struct nfsd4_ > cbs->flavor = RPC_AUTH_NULL; > break; > case RPC_AUTH_UNIX: > - READ_BUF(8); > + READ_BUF(2 * sizeof(__be32)); > /* stamp */ > dummy = be32_to_cpup(p++); > > @@ -501,14 +499,14 @@ static __be32 nfsd4_decode_cb_sec(struct nfsd4_compoundargs *argp, struct nfsd4_ > SAVEMEM(machine_name, dummy); > > /* uid, gid */ > - READ_BUF(8); > + READ_BUF(2 * sizeof(__be32)); > uid = be32_to_cpup(p++); > gid = be32_to_cpup(p++); > > /* more gids */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > dummy = be32_to_cpup(p++); > - READ_BUF(dummy * 4); > + READ_BUF(dummy * sizeof(__be32)); > if (cbs->flavor == (u32)(-1)) { > kuid_t kuid = make_kuid(&init_user_ns, uid); > kgid_t kgid = make_kgid(&init_user_ns, gid); > @@ -525,7 +523,7 @@ static __be32 nfsd4_decode_cb_sec(struct nfsd4_compoundargs *argp, struct nfsd4_ > case RPC_AUTH_GSS: > dprintk("RPC_AUTH_GSS callback secflavor " > "not supported!\n"); > - READ_BUF(8); > + READ_BUF(2 * sizeof(__be32)); > /* gcbp_service */ > dummy = be32_to_cpup(p++); > /* gcbp_handle_from_server */ > @@ -533,7 +531,7 @@ static __be32 nfsd4_decode_cb_sec(struct nfsd4_compoundargs *argp, struct nfsd4_ > READ_BUF(dummy); > p += XDR_QUADLEN(dummy); > /* gcbp_handle_from_client */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > dummy = be32_to_cpup(p++); > READ_BUF(dummy); > break; > @@ -549,7 +547,7 @@ static __be32 nfsd4_decode_backchannel_ctl(struct nfsd4_compoundargs *argp, stru > { > DECODE_HEAD; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > bc->bc_cb_program = be32_to_cpup(p++); > nfsd4_decode_cb_sec(argp, &bc->bc_cb_sec); > > @@ -560,7 +558,7 @@ static __be32 nfsd4_decode_bind_conn_to_session(struct nfsd4_compoundargs *argp, > { > DECODE_HEAD; > > - READ_BUF(NFS4_MAX_SESSIONID_LEN + 8); > + READ_BUF(NFS4_MAX_SESSIONID_LEN + 2 * sizeof(__be32)); > COPYMEM(bcts->sessionid.data, NFS4_MAX_SESSIONID_LEN); > bcts->dir = be32_to_cpup(p++); > /* XXX: skipping ctsa_use_conn_in_rdma_mode. Perhaps Tom Tucker > @@ -573,7 +571,7 @@ nfsd4_decode_close(struct nfsd4_compoundargs *argp, struct nfsd4_close *close) > { > DECODE_HEAD; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > close->cl_seqid = be32_to_cpup(p++); > return nfsd4_decode_stateid(argp, &close->cl_stateid); > > @@ -586,7 +584,7 @@ nfsd4_decode_commit(struct nfsd4_compoundargs *argp, struct nfsd4_commit *commit > { > DECODE_HEAD; > > - READ_BUF(12); > + READ_BUF(sizeof(__be32) + sizeof(__be64)); > p = xdr_decode_hyper(p, &commit->co_offset); > commit->co_count = be32_to_cpup(p++); > > @@ -598,11 +596,11 @@ nfsd4_decode_create(struct nfsd4_compoundargs *argp, struct nfsd4_create *create > { > DECODE_HEAD; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > create->cr_type = be32_to_cpup(p++); > switch (create->cr_type) { > case NF4LNK: > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > create->cr_datalen = be32_to_cpup(p++); > READ_BUF(create->cr_datalen); > create->cr_data = svcxdr_dupstr(argp, p, create->cr_datalen); > @@ -611,7 +609,7 @@ nfsd4_decode_create(struct nfsd4_compoundargs *argp, struct nfsd4_create *create > break; > case NF4BLK: > case NF4CHR: > - READ_BUF(8); > + READ_BUF(2 * sizeof(__be32)); > create->cr_specdata1 = be32_to_cpup(p++); > create->cr_specdata2 = be32_to_cpup(p++); > break; > @@ -622,7 +620,7 @@ nfsd4_decode_create(struct nfsd4_compoundargs *argp, struct nfsd4_create *create > break; > } > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > create->cr_namelen = be32_to_cpup(p++); > READ_BUF(create->cr_namelen); > SAVEMEM(create->cr_name, create->cr_namelen); > @@ -654,7 +652,7 @@ nfsd4_decode_link(struct nfsd4_compoundargs *argp, struct nfsd4_link *link) > { > DECODE_HEAD; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > link->li_namelen = be32_to_cpup(p++); > READ_BUF(link->li_namelen); > SAVEMEM(link->li_name, link->li_namelen); > @@ -672,7 +670,7 @@ nfsd4_decode_lock(struct nfsd4_compoundargs *argp, struct nfsd4_lock *lock) > /* > * type, reclaim(boolean), offset, length, new_lock_owner(boolean) > */ > - READ_BUF(28); > + READ_BUF(3 * sizeof(__be32) + 2 * sizeof(__be64)); > lock->lk_type = be32_to_cpup(p++); > if ((lock->lk_type < NFS4_READ_LT) || (lock->lk_type > NFS4_WRITEW_LT)) > goto xdr_error; > @@ -682,12 +680,12 @@ nfsd4_decode_lock(struct nfsd4_compoundargs *argp, struct nfsd4_lock *lock) > lock->lk_is_new = be32_to_cpup(p++); > > if (lock->lk_is_new) { > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > lock->lk_new_open_seqid = be32_to_cpup(p++); > status = nfsd4_decode_stateid(argp, &lock->lk_new_open_stateid); > if (status) > return status; > - READ_BUF(8 + sizeof(clientid_t)); > + READ_BUF(2 * sizeof(__be32) + sizeof(clientid_t)); > lock->lk_new_lock_seqid = be32_to_cpup(p++); > COPYMEM(&lock->lk_new_clientid, sizeof(clientid_t)); > lock->lk_new_owner.len = be32_to_cpup(p++); > @@ -697,7 +695,7 @@ nfsd4_decode_lock(struct nfsd4_compoundargs *argp, struct nfsd4_lock *lock) > status = nfsd4_decode_stateid(argp, &lock->lk_old_lock_stateid); > if (status) > return status; > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > lock->lk_old_lock_seqid = be32_to_cpup(p++); > } > > @@ -709,13 +707,13 @@ nfsd4_decode_lockt(struct nfsd4_compoundargs *argp, struct nfsd4_lockt *lockt) > { > DECODE_HEAD; > > - READ_BUF(32); > + READ_BUF(2 * sizeof(__be32) + 2 * sizeof(__be64) + sizeof(clientid_t)); > lockt->lt_type = be32_to_cpup(p++); > if((lockt->lt_type < NFS4_READ_LT) || (lockt->lt_type > NFS4_WRITEW_LT)) > goto xdr_error; > p = xdr_decode_hyper(p, &lockt->lt_offset); > p = xdr_decode_hyper(p, &lockt->lt_length); > - COPYMEM(&lockt->lt_clientid, 8); > + COPYMEM(&lockt->lt_clientid, sizeof(clientid_t)); > lockt->lt_owner.len = be32_to_cpup(p++); > READ_BUF(lockt->lt_owner.len); > READMEM(lockt->lt_owner.data, lockt->lt_owner.len); > @@ -728,7 +726,7 @@ nfsd4_decode_locku(struct nfsd4_compoundargs *argp, struct nfsd4_locku *locku) > { > DECODE_HEAD; > > - READ_BUF(8); > + READ_BUF(2 * sizeof(__be32)); > locku->lu_type = be32_to_cpup(p++); > if ((locku->lu_type < NFS4_READ_LT) || (locku->lu_type > NFS4_WRITEW_LT)) > goto xdr_error; > @@ -736,7 +734,7 @@ nfsd4_decode_locku(struct nfsd4_compoundargs *argp, struct nfsd4_locku *locku) > status = nfsd4_decode_stateid(argp, &locku->lu_stateid); > if (status) > return status; > - READ_BUF(16); > + READ_BUF(2 * sizeof(__be64)); > p = xdr_decode_hyper(p, &locku->lu_offset); > p = xdr_decode_hyper(p, &locku->lu_length); > > @@ -748,7 +746,7 @@ nfsd4_decode_lookup(struct nfsd4_compoundargs *argp, struct nfsd4_lookup *lookup > { > DECODE_HEAD; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > lookup->lo_len = be32_to_cpup(p++); > READ_BUF(lookup->lo_len); > SAVEMEM(lookup->lo_name, lookup->lo_len); > @@ -763,7 +761,7 @@ static __be32 nfsd4_decode_share_access(struct nfsd4_compoundargs *argp, u32 *sh > __be32 *p; > u32 w; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > w = be32_to_cpup(p++); > *share_access = w & NFS4_SHARE_ACCESS_MASK; > *deleg_want = w & NFS4_SHARE_WANT_MASK; > @@ -815,7 +813,7 @@ static __be32 nfsd4_decode_share_deny(struct nfsd4_compoundargs *argp, u32 *x) > { > __be32 *p; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > *x = be32_to_cpup(p++); > /* Note: unlinke access bits, deny bits may be zero. */ > if (*x & ~NFS4_SHARE_DENY_BOTH) > @@ -829,7 +827,7 @@ static __be32 nfsd4_decode_opaque(struct nfsd4_compoundargs *argp, struct xdr_ne > { > __be32 *p; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > o->len = be32_to_cpup(p++); > > if (o->len == 0 || o->len > NFS4_OPAQUE_LIMIT) > @@ -854,7 +852,7 @@ nfsd4_decode_open(struct nfsd4_compoundargs *argp, struct nfsd4_open *open) > > open->op_xdr_error = 0; > /* seqid, share_access, share_deny, clientid, ownerlen */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > open->op_seqid = be32_to_cpup(p++); > /* decode, yet ignore deleg_when until supported */ > status = nfsd4_decode_share_access(argp, &open->op_share_access, > @@ -869,13 +867,13 @@ nfsd4_decode_open(struct nfsd4_compoundargs *argp, struct nfsd4_open *open) > status = nfsd4_decode_opaque(argp, &open->op_owner); > if (status) > goto xdr_error; > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > open->op_create = be32_to_cpup(p++); > switch (open->op_create) { > case NFS4_OPEN_NOCREATE: > break; > case NFS4_OPEN_CREATE: > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > open->op_createmode = be32_to_cpup(p++); > switch (open->op_createmode) { > case NFS4_CREATE_UNCHECKED: > @@ -908,12 +906,12 @@ nfsd4_decode_open(struct nfsd4_compoundargs *argp, struct nfsd4_open *open) > } > > /* open_claim */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > open->op_claim_type = be32_to_cpup(p++); > switch (open->op_claim_type) { > case NFS4_OPEN_CLAIM_NULL: > case NFS4_OPEN_CLAIM_DELEGATE_PREV: > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > open->op_fname.len = be32_to_cpup(p++); > READ_BUF(open->op_fname.len); > SAVEMEM(open->op_fname.data, open->op_fname.len); > @@ -921,14 +919,14 @@ nfsd4_decode_open(struct nfsd4_compoundargs *argp, struct nfsd4_open *open) > return status; > break; > case NFS4_OPEN_CLAIM_PREVIOUS: > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > open->op_delegate_type = be32_to_cpup(p++); > break; > case NFS4_OPEN_CLAIM_DELEGATE_CUR: > status = nfsd4_decode_stateid(argp, &open->op_delegate_stateid); > if (status) > return status; > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > open->op_fname.len = be32_to_cpup(p++); > READ_BUF(open->op_fname.len); > SAVEMEM(open->op_fname.data, open->op_fname.len); > @@ -966,7 +964,7 @@ nfsd4_decode_open_confirm(struct nfsd4_compoundargs *argp, struct nfsd4_open_con > status = nfsd4_decode_stateid(argp, &open_conf->oc_req_stateid); > if (status) > return status; > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > open_conf->oc_seqid = be32_to_cpup(p++); > > DECODE_TAIL; > @@ -980,7 +978,7 @@ nfsd4_decode_open_downgrade(struct nfsd4_compoundargs *argp, struct nfsd4_open_d > status = nfsd4_decode_stateid(argp, &open_down->od_stateid); > if (status) > return status; > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > open_down->od_seqid = be32_to_cpup(p++); > status = nfsd4_decode_share_access(argp, &open_down->od_share_access, > &open_down->od_deleg_want, NULL); > @@ -997,7 +995,7 @@ nfsd4_decode_putfh(struct nfsd4_compoundargs *argp, struct nfsd4_putfh *putfh) > { > DECODE_HEAD; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > putfh->pf_fhlen = be32_to_cpup(p++); > if (putfh->pf_fhlen > NFS4_FHSIZE) > goto xdr_error; > @@ -1023,7 +1021,7 @@ nfsd4_decode_read(struct nfsd4_compoundargs *argp, struct nfsd4_read *read) > status = nfsd4_decode_stateid(argp, &read->rd_stateid); > if (status) > return status; > - READ_BUF(12); > + READ_BUF(sizeof(__be32) + sizeof(__be64)); > p = xdr_decode_hyper(p, &read->rd_offset); > read->rd_length = be32_to_cpup(p++); > > @@ -1035,9 +1033,9 @@ nfsd4_decode_readdir(struct nfsd4_compoundargs *argp, struct nfsd4_readdir *read > { > DECODE_HEAD; > > - READ_BUF(24); > + READ_BUF(2 * sizeof(__be32) + sizeof(__be64) + NFS4_VERIFIER_SIZE); > p = xdr_decode_hyper(p, &readdir->rd_cookie); > - COPYMEM(readdir->rd_verf.data, sizeof(readdir->rd_verf.data)); > + COPYMEM(readdir->rd_verf.data, NFS4_VERIFIER_SIZE); > readdir->rd_dircount = be32_to_cpup(p++); > readdir->rd_maxcount = be32_to_cpup(p++); > if ((status = nfsd4_decode_bitmap(argp, readdir->rd_bmval))) > @@ -1051,7 +1049,7 @@ nfsd4_decode_remove(struct nfsd4_compoundargs *argp, struct nfsd4_remove *remove > { > DECODE_HEAD; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > remove->rm_namelen = be32_to_cpup(p++); > READ_BUF(remove->rm_namelen); > SAVEMEM(remove->rm_name, remove->rm_namelen); > @@ -1066,9 +1064,9 @@ nfsd4_decode_rename(struct nfsd4_compoundargs *argp, struct nfsd4_rename *rename > { > DECODE_HEAD; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > rename->rn_snamelen = be32_to_cpup(p++); > - READ_BUF(rename->rn_snamelen + 4); > + READ_BUF(rename->rn_snamelen + sizeof(__be32)); > SAVEMEM(rename->rn_sname, rename->rn_snamelen); > rename->rn_tnamelen = be32_to_cpup(p++); > READ_BUF(rename->rn_tnamelen); > @@ -1101,7 +1099,7 @@ nfsd4_decode_secinfo(struct nfsd4_compoundargs *argp, > { > DECODE_HEAD; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > secinfo->si_namelen = be32_to_cpup(p++); > READ_BUF(secinfo->si_namelen); > SAVEMEM(secinfo->si_name, secinfo->si_namelen); > @@ -1117,7 +1115,7 @@ nfsd4_decode_secinfo_no_name(struct nfsd4_compoundargs *argp, > { > DECODE_HEAD; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > sin->sin_style = be32_to_cpup(p++); > DECODE_TAIL; > } > @@ -1148,15 +1146,15 @@ nfsd4_decode_setclientid(struct nfsd4_compoundargs *argp, struct nfsd4_setclient > status = nfsd4_decode_opaque(argp, &setclientid->se_name); > if (status) > return nfserr_bad_xdr; > - READ_BUF(8); > + READ_BUF(2 * sizeof(__be32)); > setclientid->se_callback_prog = be32_to_cpup(p++); > setclientid->se_callback_netid_len = be32_to_cpup(p++); > > - READ_BUF(setclientid->se_callback_netid_len + 4); > + READ_BUF(setclientid->se_callback_netid_len + sizeof(__be32)); > SAVEMEM(setclientid->se_callback_netid_val, setclientid->se_callback_netid_len); > setclientid->se_callback_addr_len = be32_to_cpup(p++); > > - READ_BUF(setclientid->se_callback_addr_len + 4); > + READ_BUF(setclientid->se_callback_addr_len + sizeof(__be32)); > SAVEMEM(setclientid->se_callback_addr_val, setclientid->se_callback_addr_len); > setclientid->se_callback_ident = be32_to_cpup(p++); > > @@ -1171,8 +1169,8 @@ nfsd4_decode_setclientid_confirm(struct nfsd4_compoundargs *argp, struct nfsd4_s > if (argp->minorversion >= 1) > return nfserr_notsupp; > > - READ_BUF(8 + NFS4_VERIFIER_SIZE); > - COPYMEM(&scd_c->sc_clientid, 8); > + READ_BUF(sizeof(clientid_t) + NFS4_VERIFIER_SIZE); > + COPYMEM(&scd_c->sc_clientid, sizeof(clientid_t)); > COPYMEM(&scd_c->sc_confirm, NFS4_VERIFIER_SIZE); > > DECODE_TAIL; > @@ -1190,7 +1188,7 @@ nfsd4_decode_verify(struct nfsd4_compoundargs *argp, struct nfsd4_verify *verify > /* For convenience's sake, we compare raw xdr'd attributes in > * nfsd4_proc_verify */ > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > verify->ve_attrlen = be32_to_cpup(p++); > READ_BUF(verify->ve_attrlen); > SAVEMEM(verify->ve_attrval, verify->ve_attrlen); > @@ -1208,7 +1206,7 @@ nfsd4_decode_write(struct nfsd4_compoundargs *argp, struct nfsd4_write *write) > status = nfsd4_decode_stateid(argp, &write->wr_stateid); > if (status) > return status; > - READ_BUF(16); > + READ_BUF(sizeof(__be64) + 2 * sizeof(__be32)); > p = xdr_decode_hyper(p, &write->wr_offset); > write->wr_stable_how = be32_to_cpup(p++); > if (write->wr_stable_how > 2) > @@ -1257,7 +1255,7 @@ nfsd4_decode_release_lockowner(struct nfsd4_compoundargs *argp, struct nfsd4_rel > if (argp->minorversion >= 1) > return nfserr_notsupp; > > - READ_BUF(12); > + READ_BUF(sizeof(clientid_t) + sizeof(__be32)); > COPYMEM(&rlockowner->rl_clientid, sizeof(clientid_t)); > rlockowner->rl_owner.len = be32_to_cpup(p++); > READ_BUF(rlockowner->rl_owner.len); > @@ -1282,62 +1280,62 @@ nfsd4_decode_exchange_id(struct nfsd4_compoundargs *argp, > if (status) > return nfserr_bad_xdr; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > exid->flags = be32_to_cpup(p++); > > /* Ignore state_protect4_a */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > exid->spa_how = be32_to_cpup(p++); > switch (exid->spa_how) { > case SP4_NONE: > break; > case SP4_MACH_CRED: > /* spo_must_enforce */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > dummy = be32_to_cpup(p++); > - READ_BUF(dummy * 4); > + READ_BUF(dummy * sizeof(__be32)); > p += dummy; > > /* spo_must_allow */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > dummy = be32_to_cpup(p++); > - READ_BUF(dummy * 4); > + READ_BUF(dummy * sizeof(__be32)); > p += dummy; > break; > case SP4_SSV: > /* ssp_ops */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > dummy = be32_to_cpup(p++); > - READ_BUF(dummy * 4); > + READ_BUF(dummy * sizeof(__be32)); > p += dummy; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > dummy = be32_to_cpup(p++); > - READ_BUF(dummy * 4); > + READ_BUF(dummy * sizeof(__be32)); > p += dummy; > > /* ssp_hash_algs<> */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > tmp = be32_to_cpup(p++); > while (tmp--) { > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > dummy = be32_to_cpup(p++); > READ_BUF(dummy); > p += XDR_QUADLEN(dummy); > } > > /* ssp_encr_algs<> */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > tmp = be32_to_cpup(p++); > while (tmp--) { > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > dummy = be32_to_cpup(p++); > READ_BUF(dummy); > p += XDR_QUADLEN(dummy); > } > > /* ssp_window and ssp_num_gss_handles */ > - READ_BUF(8); > + READ_BUF(2 * sizeof(__be32)); > dummy = be32_to_cpup(p++); > dummy = be32_to_cpup(p++); > break; > @@ -1346,7 +1344,7 @@ nfsd4_decode_exchange_id(struct nfsd4_compoundargs *argp, > } > > /* Ignore Implementation ID */ > - READ_BUF(4); /* nfs_impl_id4 array length */ > + READ_BUF(sizeof(__be32)); /* nfs_impl_id4 array length */ > dummy = be32_to_cpup(p++); > > if (dummy > 1) > @@ -1354,19 +1352,19 @@ nfsd4_decode_exchange_id(struct nfsd4_compoundargs *argp, > > if (dummy == 1) { > /* nii_domain */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > dummy = be32_to_cpup(p++); > READ_BUF(dummy); > p += XDR_QUADLEN(dummy); > > /* nii_name */ > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > dummy = be32_to_cpup(p++); > READ_BUF(dummy); > p += XDR_QUADLEN(dummy); > > /* nii_date */ > - READ_BUF(12); > + READ_BUF(sizeof(__be32) + sizeof(__be64)); > p += 3; > } > DECODE_TAIL; > @@ -1379,13 +1377,13 @@ nfsd4_decode_create_session(struct nfsd4_compoundargs *argp, > DECODE_HEAD; > u32 dummy; > > - READ_BUF(16); > - COPYMEM(&sess->clientid, 8); > + READ_BUF(sizeof(clientid_t) + 2 * sizeof(__be32)); > + COPYMEM(&sess->clientid, sizeof(clientid_t)); > sess->seqid = be32_to_cpup(p++); > sess->flags = be32_to_cpup(p++); > > /* Fore channel attrs */ > - READ_BUF(28); > + READ_BUF(7 * sizeof(__be32)); > dummy = be32_to_cpup(p++); /* headerpadsz is always 0 */ > sess->fore_channel.maxreq_sz = be32_to_cpup(p++); > sess->fore_channel.maxresp_sz = be32_to_cpup(p++); > @@ -1394,7 +1392,7 @@ nfsd4_decode_create_session(struct nfsd4_compoundargs *argp, > sess->fore_channel.maxreqs = be32_to_cpup(p++); > sess->fore_channel.nr_rdma_attrs = be32_to_cpup(p++); > if (sess->fore_channel.nr_rdma_attrs == 1) { > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > sess->fore_channel.rdma_attrs = be32_to_cpup(p++); > } else if (sess->fore_channel.nr_rdma_attrs > 1) { > dprintk("Too many fore channel attr bitmaps!\n"); > @@ -1402,7 +1400,7 @@ nfsd4_decode_create_session(struct nfsd4_compoundargs *argp, > } > > /* Back channel attrs */ > - READ_BUF(28); > + READ_BUF(7 * sizeof(__be32)); > dummy = be32_to_cpup(p++); /* headerpadsz is always 0 */ > sess->back_channel.maxreq_sz = be32_to_cpup(p++); > sess->back_channel.maxresp_sz = be32_to_cpup(p++); > @@ -1411,14 +1409,14 @@ nfsd4_decode_create_session(struct nfsd4_compoundargs *argp, > sess->back_channel.maxreqs = be32_to_cpup(p++); > sess->back_channel.nr_rdma_attrs = be32_to_cpup(p++); > if (sess->back_channel.nr_rdma_attrs == 1) { > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > sess->back_channel.rdma_attrs = be32_to_cpup(p++); > } else if (sess->back_channel.nr_rdma_attrs > 1) { > dprintk("Too many back channel attr bitmaps!\n"); > goto xdr_error; > } > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > sess->callback_prog = be32_to_cpup(p++); > nfsd4_decode_cb_sec(argp, &sess->cb_sec); > DECODE_TAIL; > @@ -1454,7 +1452,7 @@ nfsd4_decode_sequence(struct nfsd4_compoundargs *argp, > { > DECODE_HEAD; > > - READ_BUF(NFS4_MAX_SESSIONID_LEN + 16); > + READ_BUF(NFS4_MAX_SESSIONID_LEN + 4 * sizeof(__be32)); > COPYMEM(seq->sessionid.data, NFS4_MAX_SESSIONID_LEN); > seq->seqid = be32_to_cpup(p++); > seq->slotid = be32_to_cpup(p++); > @@ -1471,7 +1469,7 @@ nfsd4_decode_test_stateid(struct nfsd4_compoundargs *argp, struct nfsd4_test_sta > __be32 *p, status; > struct nfsd4_test_stateid_id *stateid; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > test_stateid->ts_num_ids = ntohl(*p++); > > INIT_LIST_HEAD(&test_stateid->ts_stateid_list); > @@ -1504,8 +1502,8 @@ static __be32 nfsd4_decode_destroy_clientid(struct nfsd4_compoundargs *argp, str > { > DECODE_HEAD; > > - READ_BUF(8); > - COPYMEM(&dc->clientid, 8); > + READ_BUF(sizeof(clientid_t)); > + COPYMEM(&dc->clientid, sizeof(clientid_t)); > > DECODE_TAIL; > } > @@ -1514,7 +1512,7 @@ static __be32 nfsd4_decode_reclaim_complete(struct nfsd4_compoundargs *argp, str > { > DECODE_HEAD; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > rc->rca_one_fs = be32_to_cpup(p++); > > DECODE_TAIL; > @@ -1616,18 +1614,18 @@ nfsd4_decode_compound(struct nfsd4_compoundargs *argp) > struct nfsd4_op *op; > bool cachethis = false; > int auth_slack= argp->rqstp->rq_auth_slack; > - int max_reply = auth_slack + 8; /* opcnt, status */ > + int max_reply = auth_slack + 2 * sizeof(__be32); /* opcnt, status */ > int readcount = 0; > int readbytes = 0; > int i; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > argp->taglen = be32_to_cpup(p++); > - READ_BUF(argp->taglen + 8); > + READ_BUF(argp->taglen + 2 * sizeof(__be32)); > SAVEMEM(argp->tag, argp->taglen); > argp->minorversion = be32_to_cpup(p++); > argp->opcnt = be32_to_cpup(p++); > - max_reply += 4 + (XDR_QUADLEN(argp->taglen) << 2); > + max_reply += sizeof(__be32) + (XDR_QUADLEN(argp->taglen) << 2); > > if (argp->taglen > NFSD4_MAX_TAGLEN) > goto xdr_error; > @@ -1650,7 +1648,7 @@ nfsd4_decode_compound(struct nfsd4_compoundargs *argp) > op = &argp->ops[i]; > op->replay = NULL; > > - READ_BUF(4); > + READ_BUF(sizeof(__be32)); > op->opnum = be32_to_cpup(p++); > > if (nfsd4_opnum_in_range(argp, op)) > @@ -1730,7 +1728,7 @@ static __be32 nfsd4_encode_components_esc(struct xdr_stream *xdr, char sep, > dprintk("nfsd4_encode_components(%s)\n", components); > > pathlen_offset = xdr->buf->len; > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > return nfserr_resource; > p++; /* We will fill this in with @count later */ > @@ -1756,7 +1754,7 @@ static __be32 nfsd4_encode_components_esc(struct xdr_stream *xdr, char sep, > > strlen = end - str; > if (strlen) { > - p = xdr_reserve_space(xdr, strlen + 4); > + p = xdr_reserve_space(xdr, strlen + sizeof(__be32)); > if (!p) > return nfserr_resource; > p = xdr_encode_opaque(p, str, strlen); > @@ -1767,7 +1765,8 @@ static __be32 nfsd4_encode_components_esc(struct xdr_stream *xdr, char sep, > str = end; > } > pathlen = htonl(xdr->buf->len - pathlen_offset); > - write_bytes_to_xdr_buf(xdr->buf, pathlen_offset, &pathlen, 4); > + write_bytes_to_xdr_buf(xdr->buf, pathlen_offset, > + &pathlen, sizeof(pathlen)); > return 0; > } > > @@ -1838,7 +1837,7 @@ static __be32 nfsd4_encode_path(struct xdr_stream *xdr, > cur.dentry = dget_parent(cur.dentry); > } > err = nfserr_resource; > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_free; > *p++ = cpu_to_be32(ncomponents); > @@ -1849,7 +1848,7 @@ static __be32 nfsd4_encode_path(struct xdr_stream *xdr, > > spin_lock(&dentry->d_lock); > len = dentry->d_name.len; > - p = xdr_reserve_space(xdr, len + 4); > + p = xdr_reserve_space(xdr, len + sizeof(__be32)); > if (!p) { > spin_unlock(&dentry->d_lock); > goto out_free; > @@ -1899,7 +1898,7 @@ static __be32 nfsd4_encode_fs_locations(struct xdr_stream *xdr, > status = nfsd4_encode_fsloc_fsroot(xdr, rqstp, &exp->ex_path); > if (status) > return status; > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > return nfserr_resource; > *p++ = cpu_to_be32(fslocs->locations_count); > @@ -1948,7 +1947,7 @@ nfsd4_encode_security_label(struct xdr_stream *xdr, struct svc_rqst *rqstp, > { > __be32 *p; > > - p = xdr_reserve_space(xdr, len + 4 + 4 + 4); > + p = xdr_reserve_space(xdr, len + 3 * sizeof(__be32)); > if (!p) > return nfserr_resource; > > @@ -2103,7 +2102,7 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp, > #endif /* CONFIG_NFSD_V4_SECURITY_LABEL */ > > if (bmval2) { > - p = xdr_reserve_space(xdr, 16); > + p = xdr_reserve_space(xdr, 4 * sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(3); > @@ -2111,14 +2110,14 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp, > *p++ = cpu_to_be32(bmval1); > *p++ = cpu_to_be32(bmval2); > } else if (bmval1) { > - p = xdr_reserve_space(xdr, 12); > + p = xdr_reserve_space(xdr, 3 * sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(2); > *p++ = cpu_to_be32(bmval0); > *p++ = cpu_to_be32(bmval1); > } else { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, 2 * sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(1); > @@ -2126,7 +2125,7 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp, > } > > attrlen_offset = xdr->buf->len; > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > p++; /* to be backfilled later */ > @@ -2141,14 +2140,14 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp, > if (!contextsupport) > word2 &= ~FATTR4_WORD2_SECURITY_LABEL; > if (!word2) { > - p = xdr_reserve_space(xdr, 12); > + p = xdr_reserve_space(xdr, 3 * sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(2); > *p++ = cpu_to_be32(word0); > *p++ = cpu_to_be32(word1); > } else { > - p = xdr_reserve_space(xdr, 16); > + p = xdr_reserve_space(xdr, 4 * sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(3); > @@ -2158,7 +2157,7 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp, > } > } > if (bmval0 & FATTR4_WORD0_TYPE) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > dummy = nfs4_file_type(stat.mode); > @@ -2169,7 +2168,7 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp, > *p++ = cpu_to_be32(dummy); > } > if (bmval0 & FATTR4_WORD0_FH_EXPIRE_TYPE) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > if (exp->ex_flags & NFSEXP_NOSUBTREECHECK) > @@ -2179,37 +2178,37 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp, > NFS4_FH_VOL_RENAME); > } > if (bmval0 & FATTR4_WORD0_CHANGE) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > p = encode_change(p, &stat, dentry->d_inode); > } > if (bmval0 & FATTR4_WORD0_SIZE) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > p = xdr_encode_hyper(p, stat.size); > } > if (bmval0 & FATTR4_WORD0_LINK_SUPPORT) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(1); > } > if (bmval0 & FATTR4_WORD0_SYMLINK_SUPPORT) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(1); > } > if (bmval0 & FATTR4_WORD0_NAMED_ATTR) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(0); > } > if (bmval0 & FATTR4_WORD0_FSID) { > - p = xdr_reserve_space(xdr, 16); > + p = xdr_reserve_space(xdr, 2 * sizeof(__be64)); > if (!p) > goto out_resource; > if (exp->ex_fslocs.migrated) { > @@ -2233,19 +2232,19 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp, > } > } > if (bmval0 & FATTR4_WORD0_UNIQUE_HANDLES) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(0); > } > if (bmval0 & FATTR4_WORD0_LEASE_TIME) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(nn->nfsd4_lease); > } > if (bmval0 & FATTR4_WORD0_RDATTR_ERROR) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(rdattr_err); > @@ -2254,20 +2253,20 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp, > struct nfs4_ace *ace; > > if (acl == NULL) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > > *p++ = cpu_to_be32(0); > goto out_acl; > } > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(acl->naces); > > for (ace = acl->aces; ace < acl->aces + acl->naces; ace++) { > - p = xdr_reserve_space(xdr, 4*3); > + p = xdr_reserve_space(xdr, 3 * sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(ace->type); > @@ -2281,63 +2280,63 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp, > } > out_acl: > if (bmval0 & FATTR4_WORD0_ACLSUPPORT) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(aclsupport ? > ACL4_SUPPORT_ALLOW_ACL|ACL4_SUPPORT_DENY_ACL : 0); > } > if (bmval0 & FATTR4_WORD0_CANSETTIME) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(1); > } > if (bmval0 & FATTR4_WORD0_CASE_INSENSITIVE) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(0); > } > if (bmval0 & FATTR4_WORD0_CASE_PRESERVING) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(1); > } > if (bmval0 & FATTR4_WORD0_CHOWN_RESTRICTED) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(1); > } > if (bmval0 & FATTR4_WORD0_FILEHANDLE) { > - p = xdr_reserve_space(xdr, fhp->fh_handle.fh_size + 4); > + p = xdr_reserve_space(xdr, fhp->fh_handle.fh_size + sizeof(__be32)); > if (!p) > goto out_resource; > p = xdr_encode_opaque(p, &fhp->fh_handle.fh_base, > fhp->fh_handle.fh_size); > } > if (bmval0 & FATTR4_WORD0_FILEID) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > p = xdr_encode_hyper(p, stat.ino); > } > if (bmval0 & FATTR4_WORD0_FILES_AVAIL) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > p = xdr_encode_hyper(p, (u64) statfs.f_ffree); > } > if (bmval0 & FATTR4_WORD0_FILES_FREE) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > p = xdr_encode_hyper(p, (u64) statfs.f_ffree); > } > if (bmval0 & FATTR4_WORD0_FILES_TOTAL) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > p = xdr_encode_hyper(p, (u64) statfs.f_files); > @@ -2348,55 +2347,55 @@ out_acl: > goto out; > } > if (bmval0 & FATTR4_WORD0_HOMOGENEOUS) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(1); > } > if (bmval0 & FATTR4_WORD0_MAXFILESIZE) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > p = xdr_encode_hyper(p, exp->ex_path.mnt->mnt_sb->s_maxbytes); > } > if (bmval0 & FATTR4_WORD0_MAXLINK) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(255); > } > if (bmval0 & FATTR4_WORD0_MAXNAME) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(statfs.f_namelen); > } > if (bmval0 & FATTR4_WORD0_MAXREAD) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > p = xdr_encode_hyper(p, (u64) svc_max_payload(rqstp)); > } > if (bmval0 & FATTR4_WORD0_MAXWRITE) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > p = xdr_encode_hyper(p, (u64) svc_max_payload(rqstp)); > } > if (bmval1 & FATTR4_WORD1_MODE) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(stat.mode & S_IALLUGO); > } > if (bmval1 & FATTR4_WORD1_NO_TRUNC) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(1); > } > if (bmval1 & FATTR4_WORD1_NUMLINKS) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(stat.nlink); > @@ -2412,49 +2411,49 @@ out_acl: > goto out; > } > if (bmval1 & FATTR4_WORD1_RAWDEV) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32((u32) MAJOR(stat.rdev)); > *p++ = cpu_to_be32((u32) MINOR(stat.rdev)); > } > if (bmval1 & FATTR4_WORD1_SPACE_AVAIL) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > dummy64 = (u64)statfs.f_bavail * (u64)statfs.f_bsize; > p = xdr_encode_hyper(p, dummy64); > } > if (bmval1 & FATTR4_WORD1_SPACE_FREE) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > dummy64 = (u64)statfs.f_bfree * (u64)statfs.f_bsize; > p = xdr_encode_hyper(p, dummy64); > } > if (bmval1 & FATTR4_WORD1_SPACE_TOTAL) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > dummy64 = (u64)statfs.f_blocks * (u64)statfs.f_bsize; > p = xdr_encode_hyper(p, dummy64); > } > if (bmval1 & FATTR4_WORD1_SPACE_USED) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > dummy64 = (u64)stat.blocks << 9; > p = xdr_encode_hyper(p, dummy64); > } > if (bmval1 & FATTR4_WORD1_TIME_ACCESS) { > - p = xdr_reserve_space(xdr, 12); > + p = xdr_reserve_space(xdr, sizeof(__be64) + sizeof(__be32)); > if (!p) > goto out_resource; > p = xdr_encode_hyper(p, (s64)stat.atime.tv_sec); > *p++ = cpu_to_be32(stat.atime.tv_nsec); > } > if (bmval1 & FATTR4_WORD1_TIME_DELTA) { > - p = xdr_reserve_space(xdr, 12); > + p = xdr_reserve_space(xdr, 3 * sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(0); > @@ -2462,21 +2461,21 @@ out_acl: > *p++ = cpu_to_be32(0); > } > if (bmval1 & FATTR4_WORD1_TIME_METADATA) { > - p = xdr_reserve_space(xdr, 12); > + p = xdr_reserve_space(xdr, sizeof(__be64) + sizeof(__be32)); > if (!p) > goto out_resource; > p = xdr_encode_hyper(p, (s64)stat.ctime.tv_sec); > *p++ = cpu_to_be32(stat.ctime.tv_nsec); > } > if (bmval1 & FATTR4_WORD1_TIME_MODIFY) { > - p = xdr_reserve_space(xdr, 12); > + p = xdr_reserve_space(xdr, sizeof(__be64) + sizeof(__be32)); > if (!p) > goto out_resource; > p = xdr_encode_hyper(p, (s64)stat.mtime.tv_sec); > *p++ = cpu_to_be32(stat.mtime.tv_nsec); > } > if (bmval1 & FATTR4_WORD1_MOUNTED_ON_FILEID) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, sizeof(__be64)); > if (!p) > goto out_resource; > /* > @@ -2495,7 +2494,7 @@ out_acl: > goto out; > } > if (bmval2 & FATTR4_WORD2_SUPPATTR_EXCLCREAT) { > - p = xdr_reserve_space(xdr, 16); > + p = xdr_reserve_space(xdr, 4 * sizeof(__be32)); > if (!p) > goto out_resource; > *p++ = cpu_to_be32(3); > @@ -2504,8 +2503,9 @@ out_acl: > *p++ = cpu_to_be32(NFSD_SUPPATTR_EXCLCREAT_WORD2); > } > > - attrlen = htonl(xdr->buf->len - attrlen_offset - 4); > - write_bytes_to_xdr_buf(xdr->buf, attrlen_offset, &attrlen, 4); > + attrlen = htonl(xdr->buf->len - attrlen_offset - sizeof(__be32)); > + write_bytes_to_xdr_buf(xdr->buf, attrlen_offset, > + &attrlen, sizeof(attrlen)); > status = nfs_ok; > > out: > @@ -2636,7 +2636,7 @@ nfsd4_encode_rdattr_error(struct xdr_stream *xdr, __be32 nfserr) > { > __be32 *p; > > - p = xdr_reserve_space(xdr, 20); > + p = xdr_reserve_space(xdr, 5 * sizeof(__be32)); > if (!p) > return NULL; > *p++ = htonl(2); > @@ -2671,15 +2671,15 @@ nfsd4_encode_dirent(void *ccdv, const char *name, int namlen, > if (cd->cookie_offset) { > wire_offset = cpu_to_be64(offset); > write_bytes_to_xdr_buf(xdr->buf, cd->cookie_offset, > - &wire_offset, 8); > + &wire_offset, sizeof(wire_offset)); > } > > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto fail; > *p++ = xdr_one; /* mark entry present */ > cookie_offset = xdr->buf->len; > - p = xdr_reserve_space(xdr, 3*4 + namlen); > + p = xdr_reserve_space(xdr, sizeof(__be32) + sizeof(__be64) + namlen); > if (!p) > goto fail; > p = xdr_encode_hyper(p, NFS_OFFSET_MAX); /* offset of next entry */ > @@ -2750,7 +2750,7 @@ nfsd4_encode_access(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_ > __be32 *p; > > if (!nfserr) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, 2 * sizeof(__be32)); > if (!p) > return nfserr_resource; > *p++ = cpu_to_be32(access->ac_supported); > @@ -2765,7 +2765,7 @@ static __be32 nfsd4_encode_bind_conn_to_session(struct nfsd4_compoundres *resp, > __be32 *p; > > if (!nfserr) { > - p = xdr_reserve_space(xdr, NFS4_MAX_SESSIONID_LEN + 8); > + p = xdr_reserve_space(xdr, NFS4_MAX_SESSIONID_LEN + 2 * sizeof(__be32)); > if (!p) > return nfserr_resource; > p = xdr_encode_opaque_fixed(p, bcts->sessionid.data, > @@ -2812,7 +2812,7 @@ nfsd4_encode_create(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_ > __be32 *p; > > if (!nfserr) { > - p = xdr_reserve_space(xdr, 32); > + p = xdr_reserve_space(xdr, 4 * sizeof(__be32) + 2 * sizeof(__be64)); > if (!p) > return nfserr_resource; > p = encode_cinfo(p, &create->cr_cinfo); > @@ -2848,7 +2848,7 @@ nfsd4_encode_getfh(struct nfsd4_compoundres *resp, __be32 nfserr, struct svc_fh > > if (!nfserr) { > len = fhp->fh_handle.fh_size; > - p = xdr_reserve_space(xdr, len + 4); > + p = xdr_reserve_space(xdr, len + sizeof(__be32)); > if (!p) > return nfserr_resource; > p = xdr_encode_opaque(p, &fhp->fh_handle.fh_base, len); > @@ -2867,7 +2867,8 @@ nfsd4_encode_lock_denied(struct xdr_stream *xdr, struct nfsd4_lock_denied *ld) > __be32 *p; > > again: > - p = xdr_reserve_space(xdr, 32 + XDR_LEN(conf->len)); > + p = xdr_reserve_space(xdr, 2 * sizeof(__be64) + 2 * sizeof(__be32) + \ > + sizeof(clientid_t) + XDR_LEN(conf->len)); > if (!p) { > /* > * Don't fail to return the result just because we can't > @@ -2885,7 +2886,7 @@ again: > p = xdr_encode_hyper(p, ld->ld_length); > *p++ = cpu_to_be32(ld->ld_type); > if (conf->len) { > - p = xdr_encode_opaque_fixed(p, &ld->ld_clientid, 8); > + p = xdr_encode_opaque_fixed(p, &ld->ld_clientid, sizeof(clientid_t)); > p = xdr_encode_opaque(p, conf->data, conf->len); > kfree(conf->data); > } else { /* non - nfsv4 lock in conflict, no clientid nor owner */ > @@ -2937,7 +2938,7 @@ nfsd4_encode_link(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_li > __be32 *p; > > if (!nfserr) { > - p = xdr_reserve_space(xdr, 20); > + p = xdr_reserve_space(xdr, sizeof(__be32) + 2 * sizeof(__be64)); > if (!p) > return nfserr_resource; > p = encode_cinfo(p, &link->li_cinfo); > @@ -2958,7 +2959,7 @@ nfsd4_encode_open(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_op > nfserr = nfsd4_encode_stateid(xdr, &open->op_stateid); > if (nfserr) > goto out; > - p = xdr_reserve_space(xdr, 40); > + p = xdr_reserve_space(xdr, 6 * sizeof(__be32) + 2 * sizeof(__be64)); > if (!p) > return nfserr_resource; > p = encode_cinfo(p, &open->op_cinfo); > @@ -2975,7 +2976,7 @@ nfsd4_encode_open(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_op > nfserr = nfsd4_encode_stateid(xdr, &open->op_delegate_stateid); > if (nfserr) > return nfserr; > - p = xdr_reserve_space(xdr, 20); > + p = xdr_reserve_space(xdr, 5 * sizeof(__be32)); > if (!p) > return nfserr_resource; > *p++ = cpu_to_be32(open->op_recall); > @@ -2992,7 +2993,7 @@ nfsd4_encode_open(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_op > nfserr = nfsd4_encode_stateid(xdr, &open->op_delegate_stateid); > if (nfserr) > return nfserr; > - p = xdr_reserve_space(xdr, 32); > + p = xdr_reserve_space(xdr, 8 * sizeof(__be32)); > if (!p) > return nfserr_resource; > *p++ = cpu_to_be32(0); > @@ -3016,7 +3017,7 @@ nfsd4_encode_open(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_op > switch (open->op_why_no_deleg) { > case WND4_CONTENTION: > case WND4_RESOURCE: > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, 2 * sizeof(__be32)); > if (!p) > return nfserr_resource; > *p++ = cpu_to_be32(open->op_why_no_deleg); > @@ -3024,7 +3025,7 @@ nfsd4_encode_open(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_op > *p++ = cpu_to_be32(0); > break; > default: > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > return nfserr_resource; > *p++ = cpu_to_be32(open->op_why_no_deleg); > @@ -3127,7 +3128,7 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp, > struct xdr_stream *xdr = &resp->xdr; > u32 eof; > int v; > - int starting_len = xdr->buf->len - 8; > + int starting_len = xdr->buf->len - 2 * sizeof(__be32); > long len; > int thislen; > __be32 nfserr; > @@ -3140,7 +3141,7 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp, > v = 0; > > thislen = min_t(long, len, ((void *)xdr->end - (void *)xdr->p)); > - p = xdr_reserve_space(xdr, (thislen+3)&~3); > + p = xdr_reserve_space(xdr, thislen); > WARN_ON_ONCE(!p); > resp->rqstp->rq_vec[v].iov_base = p; > resp->rqstp->rq_vec[v].iov_len = thislen; > @@ -3149,7 +3150,7 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp, > > while (len) { > thislen = min_t(long, len, PAGE_SIZE); > - p = xdr_reserve_space(xdr, (thislen+3)&~3); > + p = xdr_reserve_space(xdr, thislen); > WARN_ON_ONCE(!p); > resp->rqstp->rq_vec[v].iov_base = p; > resp->rqstp->rq_vec[v].iov_len = thislen; > @@ -3162,19 +3163,21 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp, > read->rd_vlen, &maxcount); > if (nfserr) > return nfserr; > - xdr_truncate_encode(xdr, starting_len + 8 + ((maxcount+3)&~3)); > + xdr_truncate_encode(xdr, starting_len + 2 * sizeof(__be32) + \ > + ALIGN(maxcount, 4)); > > eof = (read->rd_offset + maxcount >= > read->rd_fhp->fh_dentry->d_inode->i_size); > > tmp = htonl(eof); > - write_bytes_to_xdr_buf(xdr->buf, starting_len , &tmp, 4); > + write_bytes_to_xdr_buf(xdr->buf, starting_len, &tmp, sizeof(tmp)); > tmp = htonl(maxcount); > - write_bytes_to_xdr_buf(xdr->buf, starting_len + 4, &tmp, 4); > + write_bytes_to_xdr_buf(xdr->buf, starting_len + sizeof(__be32), > + &tmp, sizeof(tmp)); > > pad = (maxcount&3) ? 4 - (maxcount&3) : 0; > - write_bytes_to_xdr_buf(xdr->buf, starting_len + 8 + maxcount, > - &zzz, pad); > + write_bytes_to_xdr_buf(xdr->buf, starting_len + 2 * sizeof(__be32) + \ > + maxcount, &zzz, pad); > return 0; > > } > @@ -3194,7 +3197,7 @@ nfsd4_encode_read(struct nfsd4_compoundres *resp, __be32 nfserr, > if (nfserr) > return nfserr; > > - p = xdr_reserve_space(xdr, 8); /* eof flag and byte count */ > + p = xdr_reserve_space(xdr, 2 * sizeof(__be32)); /* eof flag and byte count */ > if (!p) { > WARN_ON_ONCE(resp->rqstp->rq_splice_ok); > return nfserr_resource; > @@ -3243,7 +3246,7 @@ nfsd4_encode_readlink(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd > if (nfserr) > return nfserr; > > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > return nfserr_resource; > maxcount = PAGE_SIZE; > @@ -3267,11 +3270,12 @@ nfsd4_encode_readlink(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd > } > > wire_count = htonl(maxcount); > - write_bytes_to_xdr_buf(xdr->buf, length_offset, &wire_count, 4); > - xdr_truncate_encode(xdr, length_offset + 4 + maxcount); > + write_bytes_to_xdr_buf(xdr->buf, length_offset, > + &wire_count, sizeof(wire_count)); > + xdr_truncate_encode(xdr, length_offset + sizeof(__be32) + maxcount); > if (maxcount & 3) > - write_bytes_to_xdr_buf(xdr->buf, length_offset + 4 + maxcount, > - &zero, 4 - (maxcount&3)); > + write_bytes_to_xdr_buf(xdr->buf, length_offset + maxcount + \ > + sizeof(__be32), &zero, 4 - (maxcount&3)); > return 0; > } > > @@ -3304,7 +3308,7 @@ nfsd4_encode_readdir(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4 > * final 8 bytes of the readdir and a following failed op: > */ > bytes_left = xdr->buf->buflen - xdr->buf->len > - - COMPOUND_ERR_SLACK_SPACE - 8; > + - COMPOUND_ERR_SLACK_SPACE - 2 * sizeof(__be32); > if (bytes_left < 0) { > nfserr = nfserr_resource; > goto err_no_verf; > @@ -3315,11 +3319,12 @@ nfsd4_encode_readdir(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4 > * READDIR4resok structure, which includes the verifier above > * and the 8 bytes encoded at the end of this function: > */ > - if (maxcount < 16) { > + if (maxcount < (2 * sizeof(__be32) + NFS4_VERIFIER_SIZE)) { > nfserr = nfserr_toosmall; > goto err_no_verf; > } > - maxcount = min_t(int, maxcount-16, bytes_left); > + maxcount = min_t(int, maxcount - (2 * sizeof(__be32) + NFS4_VERIFIER_SIZE), > + bytes_left); > > readdir->xdr = xdr; > readdir->rd_maxcount = maxcount; > @@ -3332,9 +3337,9 @@ nfsd4_encode_readdir(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4 > &readdir->common, nfsd4_encode_dirent); > if (nfserr == nfs_ok && > readdir->common.err == nfserr_toosmall && > - xdr->buf->len == starting_len + 8) { > + xdr->buf->len == starting_len + 2 * sizeof(__be32)) { > /* nothing encoded; which limit did we hit?: */ > - if (maxcount - 16 < bytes_left) > + if (maxcount - (2 * sizeof(__be32) + NFS4_VERIFIER_SIZE) < bytes_left) > /* It was the fault of rd_maxcount: */ > nfserr = nfserr_toosmall; > else > @@ -3347,10 +3352,10 @@ nfsd4_encode_readdir(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4 > if (readdir->cookie_offset) { > wire_offset = cpu_to_be64(offset); > write_bytes_to_xdr_buf(xdr->buf, readdir->cookie_offset, > - &wire_offset, 8); > + &wire_offset, sizeof(wire_offset)); > } > > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, 2 * sizeof(__be32)); > if (!p) { > WARN_ON_ONCE(1); > goto err_no_verf; > @@ -3371,7 +3376,7 @@ nfsd4_encode_remove(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_ > __be32 *p; > > if (!nfserr) { > - p = xdr_reserve_space(xdr, 20); > + p = xdr_reserve_space(xdr, sizeof(__be32) + 2 * sizeof(__be64)); > if (!p) > return nfserr_resource; > p = encode_cinfo(p, &remove->rm_cinfo); > @@ -3386,7 +3391,7 @@ nfsd4_encode_rename(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_ > __be32 *p; > > if (!nfserr) { > - p = xdr_reserve_space(xdr, 40); > + p = xdr_reserve_space(xdr, 2 * (sizeof(__be32) + 2 * sizeof(__be64))); > if (!p) > return nfserr_resource; > p = encode_cinfo(p, &rename->rn_sinfo); > @@ -3429,7 +3434,7 @@ nfsd4_do_encode_secinfo(struct xdr_stream *xdr, > } > > supported = 0; > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out; > flavorsp = p++; /* to be backfilled later */ > @@ -3440,8 +3445,7 @@ nfsd4_do_encode_secinfo(struct xdr_stream *xdr, > > if (rpcauth_get_gssinfo(pf, &info) == 0) { > supported++; > - p = xdr_reserve_space(xdr, 4 + 4 + > - XDR_LEN(info.oid.len) + 4 + 4); > + p = xdr_reserve_space(xdr, 4 * sizeof(__be32) + info.oid.len); > if (!p) > goto out; > *p++ = cpu_to_be32(RPC_AUTH_GSS); > @@ -3450,7 +3454,7 @@ nfsd4_do_encode_secinfo(struct xdr_stream *xdr, > *p++ = cpu_to_be32(info.service); > } else if (pf < RPC_AUTH_MAXFLAVOR) { > supported++; > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > goto out; > *p++ = cpu_to_be32(pf); > @@ -3499,7 +3503,7 @@ nfsd4_encode_setattr(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4 > struct xdr_stream *xdr = &resp->xdr; > __be32 *p; > > - p = xdr_reserve_space(xdr, 16); > + p = xdr_reserve_space(xdr, 4 * sizeof(__be32)); > if (!p) > return nfserr_resource; > if (nfserr) { > @@ -3524,15 +3528,17 @@ nfsd4_encode_setclientid(struct nfsd4_compoundres *resp, __be32 nfserr, struct n > __be32 *p; > > if (!nfserr) { > - p = xdr_reserve_space(xdr, 8 + NFS4_VERIFIER_SIZE); > + p = xdr_reserve_space(xdr, sizeof(clientid_t) + \ > + NFS4_VERIFIER_SIZE); > if (!p) > return nfserr_resource; > - p = xdr_encode_opaque_fixed(p, &scd->se_clientid, 8); > + p = xdr_encode_opaque_fixed(p, &scd->se_clientid, > + sizeof(clientid_t)); > p = xdr_encode_opaque_fixed(p, &scd->se_confirm, > NFS4_VERIFIER_SIZE); > } > else if (nfserr == nfserr_clid_inuse) { > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, 2 * sizeof(__be32)); > if (!p) > return nfserr_resource; > *p++ = cpu_to_be32(0); > @@ -3548,7 +3554,7 @@ nfsd4_encode_write(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_w > __be32 *p; > > if (!nfserr) { > - p = xdr_reserve_space(xdr, 16); > + p = xdr_reserve_space(xdr, 2 * sizeof(__be32) + NFS4_VERIFIER_SIZE); > if (!p) > return nfserr_resource; > *p++ = cpu_to_be32(write->wr_bytes_written); > @@ -3588,17 +3594,14 @@ nfsd4_encode_exchange_id(struct nfsd4_compoundres *resp, __be32 nfserr, > server_scope_sz = strlen(server_scope); > > p = xdr_reserve_space(xdr, > - 8 /* eir_clientid */ + > - 4 /* eir_sequenceid */ + > - 4 /* eir_flags */ + > - 4 /* spr_how */); > + sizeof(clientid_t) /* eir_clientid */ + > + 3 * sizeof(__be32) /* eir_sequenceid, eir_flags, spr_how */); > if (!p) > return nfserr_resource; > > - p = xdr_encode_opaque_fixed(p, &exid->clientid, 8); > + p = xdr_encode_opaque_fixed(p, &exid->clientid, sizeof(clientid_t)); > *p++ = cpu_to_be32(exid->seqid); > *p++ = cpu_to_be32(exid->flags); > - > *p++ = cpu_to_be32(exid->spa_how); > > switch (exid->spa_how) { > @@ -3606,7 +3609,7 @@ nfsd4_encode_exchange_id(struct nfsd4_compoundres *resp, __be32 nfserr, > break; > case SP4_MACH_CRED: > /* spo_must_enforce, spo_must_allow */ > - p = xdr_reserve_space(xdr, 16); > + p = xdr_reserve_space(xdr, 4 * sizeof(__be32)); > if (!p) > return nfserr_resource; > > @@ -3623,12 +3626,12 @@ nfsd4_encode_exchange_id(struct nfsd4_compoundres *resp, __be32 nfserr, > } > > p = xdr_reserve_space(xdr, > - 8 /* so_minor_id */ + > - 4 /* so_major_id.len */ + > - (XDR_QUADLEN(major_id_sz) * 4) + > - 4 /* eir_server_scope.len */ + > - (XDR_QUADLEN(server_scope_sz) * 4) + > - 4 /* eir_server_impl_id.count (0) */); > + sizeof(__be64) /* so_minor_id */ + > + sizeof(__be32) /* so_major_id.len */ + > + ALIGN(major_id_sz, 4) + > + sizeof(__be32) /* eir_server_scope.len */ + > + ALIGN(server_scope_sz, 4) + > + sizeof(__be32) /* eir_server_impl_id.count (0) */); > if (!p) > return nfserr_resource; > > @@ -3655,7 +3658,7 @@ nfsd4_encode_create_session(struct nfsd4_compoundres *resp, __be32 nfserr, > if (nfserr) > return nfserr; > > - p = xdr_reserve_space(xdr, 24); > + p = xdr_reserve_space(xdr, NFS4_MAX_SESSIONID_LEN + 2 * sizeof(__be32)); > if (!p) > return nfserr_resource; > p = xdr_encode_opaque_fixed(p, sess->sessionid.data, > @@ -3663,7 +3666,7 @@ nfsd4_encode_create_session(struct nfsd4_compoundres *resp, __be32 nfserr, > *p++ = cpu_to_be32(sess->seqid); > *p++ = cpu_to_be32(sess->flags); > > - p = xdr_reserve_space(xdr, 28); > + p = xdr_reserve_space(xdr, 7 * sizeof(__be32)); > if (!p) > return nfserr_resource; > *p++ = cpu_to_be32(0); /* headerpadsz */ > @@ -3675,13 +3678,13 @@ nfsd4_encode_create_session(struct nfsd4_compoundres *resp, __be32 nfserr, > *p++ = cpu_to_be32(sess->fore_channel.nr_rdma_attrs); > > if (sess->fore_channel.nr_rdma_attrs) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > return nfserr_resource; > *p++ = cpu_to_be32(sess->fore_channel.rdma_attrs); > } > > - p = xdr_reserve_space(xdr, 28); > + p = xdr_reserve_space(xdr, 7 * sizeof(__be32)); > if (!p) > return nfserr_resource; > *p++ = cpu_to_be32(0); /* headerpadsz */ > @@ -3693,7 +3696,7 @@ nfsd4_encode_create_session(struct nfsd4_compoundres *resp, __be32 nfserr, > *p++ = cpu_to_be32(sess->back_channel.nr_rdma_attrs); > > if (sess->back_channel.nr_rdma_attrs) { > - p = xdr_reserve_space(xdr, 4); > + p = xdr_reserve_space(xdr, sizeof(__be32)); > if (!p) > return nfserr_resource; > *p++ = cpu_to_be32(sess->back_channel.rdma_attrs); > @@ -3711,7 +3714,7 @@ nfsd4_encode_sequence(struct nfsd4_compoundres *resp, __be32 nfserr, > if (nfserr) > return nfserr; > > - p = xdr_reserve_space(xdr, NFS4_MAX_SESSIONID_LEN + 20); > + p = xdr_reserve_space(xdr, NFS4_MAX_SESSIONID_LEN + 5 * sizeof(__be32)); > if (!p) > return nfserr_resource; > p = xdr_encode_opaque_fixed(p, seq->sessionid.data, > @@ -3738,7 +3741,7 @@ nfsd4_encode_test_stateid(struct nfsd4_compoundres *resp, __be32 nfserr, > if (nfserr) > return nfserr; > > - p = xdr_reserve_space(xdr, 4 + (4 * test_stateid->ts_num_ids)); > + p = xdr_reserve_space(xdr, sizeof(__be32) + (sizeof(__be32) * test_stateid->ts_num_ids)); > if (!p) > return nfserr_resource; > *p++ = htonl(test_stateid->ts_num_ids); > @@ -3863,7 +3866,7 @@ nfsd4_encode_operation(struct nfsd4_compoundres *resp, struct nfsd4_op *op) > nfsd4_enc encoder; > __be32 *p; > > - p = xdr_reserve_space(xdr, 8); > + p = xdr_reserve_space(xdr, 2 * sizeof(__be32)); > if (!p) { > WARN_ON_ONCE(1); > return; > @@ -3917,7 +3920,8 @@ nfsd4_encode_operation(struct nfsd4_compoundres *resp, struct nfsd4_op *op) > } > status: > /* Note that op->status is already in network byte order: */ > - write_bytes_to_xdr_buf(xdr->buf, post_err_offset - 4, &op->status, 4); > + write_bytes_to_xdr_buf(xdr->buf, post_err_offset - sizeof(__be32), > + &op->status, sizeof(op->status)); > } > > /* > @@ -3936,7 +3940,7 @@ nfsd4_encode_replay(struct xdr_stream *xdr, struct nfsd4_op *op) > > BUG_ON(!rp); > > - p = xdr_reserve_space(xdr, 8 + rp->rp_buflen); > + p = xdr_reserve_space(xdr, 2 * sizeof(__be32) + rp->rp_buflen); > if (!p) { > WARN_ON_ONCE(1); > return; > -- > 1.9.3 >