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Sender: Chuck Lever <chucklever@gmail.com>
Subject: [PATCH v1 31/42] NFSD: Update the NFSv2 CREATE argument decoder to
 use struct xdr_stream
From:   Chuck Lever <chuck.lever@oracle.com>
To:     linux-nfs@vger.kernel.org
Date:   Tue, 05 Jan 2021 10:32:24 -0500
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Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---
 fs/nfsd/nfsxdr.c |   10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/fs/nfsd/nfsxdr.c b/fs/nfsd/nfsxdr.c
index 6c87ea8f3876..2e2806cbe7b8 100644
--- a/fs/nfsd/nfsxdr.c
+++ b/fs/nfsd/nfsxdr.c
@@ -401,14 +401,12 @@ nfssvc_decode_writeargs(struct svc_rqst *rqstp, __be32 *p)
 int
 nfssvc_decode_createargs(struct svc_rqst *rqstp, __be32 *p)
 {
+	struct xdr_stream *xdr = &rqstp->rq_arg_stream;
 	struct nfsd_createargs *args = rqstp->rq_argp;
 
-	if (   !(p = decode_fh(p, &args->fh))
-	    || !(p = decode_filename(p, &args->name, &args->len)))
-		return 0;
-	p = decode_sattr(p, &args->attrs, nfsd_user_namespace(rqstp));
-
-	return xdr_argsize_check(rqstp, p);
+	return svcxdr_decode_diropargs(xdr, &args->fh,
+				       &args->name, &args->len) &&
+		svcxdr_decode_sattr(rqstp, xdr, &args->attrs);
 }
 
 int