Return-Path: linux-nfs-owner@vger.kernel.org Received: from mx2.netapp.com ([216.240.18.37]:19167 "EHLO mx2.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760638Ab2D0R1x (ORCPT ); Fri, 27 Apr 2012 13:27:53 -0400 From: bjschuma@netapp.com To: Trond.Myklebust@netapp.com Cc: linux-nfs@vger.kernel.org, steved@redhat.com, Bryan Schumaker Subject: [PATCH v5 2/9] NFS: Handle exceptions coming out of nfs4_proc_fs_locations() Date: Fri, 27 Apr 2012 13:27:39 -0400 Message-Id: <1335547666-28315-3-git-send-email-bjschuma@netapp.com> In-Reply-To: <1335547666-28315-1-git-send-email-bjschuma@netapp.com> References: <1335547666-28315-1-git-send-email-bjschuma@netapp.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: From: Bryan Schumaker We don't want to return -NFS4ERR_WRONGSEC to the VFS because it could cause the kernel to oops. Signed-off-by: Bryan Schumaker --- fs/nfs/nfs4proc.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 2ce0698..ff7571f 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -4921,7 +4921,7 @@ static void nfs_fixup_referral_attributes(struct nfs_fattr *fattr) fattr->nlink = 2; } -int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name, +static int _nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name, struct nfs4_fs_locations *fs_locations, struct page *page) { struct nfs_server *server = NFS_SERVER(dir); @@ -4961,6 +4961,19 @@ int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name, return status; } +int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name, + struct nfs4_fs_locations *fs_locations, struct page *page) +{ + struct nfs4_exception exception = { }; + int err; + do { + err = nfs4_handle_exception(NFS_SERVER(dir), + _nfs4_proc_fs_locations(dir, name, fs_locations, page), + &exception); + } while (exception.retry); + return err; +} + static int _nfs4_proc_secinfo(struct inode *dir, const struct qstr *name, struct nfs4_secinfo_flavors *flavors) { int status; -- 1.7.10