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Sender: Chuck Lever <chucklever@gmail.com>
Subject: [PATCH v1 18/42] NFSD: Update the MKDIR3args decoder to use struct
 xdr_stream
From:   Chuck Lever <chuck.lever@oracle.com>
To:     linux-nfs@vger.kernel.org
Date:   Tue, 05 Jan 2021 10:31:15 -0500
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Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---
 fs/nfsd/nfs3xdr.c |   10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/fs/nfsd/nfs3xdr.c b/fs/nfsd/nfs3xdr.c
index 559344c95de9..45975fdb033e 100644
--- a/fs/nfsd/nfs3xdr.c
+++ b/fs/nfsd/nfs3xdr.c
@@ -605,14 +605,12 @@ nfs3svc_decode_createargs(struct svc_rqst *rqstp, __be32 *p)
 int
 nfs3svc_decode_mkdirargs(struct svc_rqst *rqstp, __be32 *p)
 {
+	struct xdr_stream *xdr = &rqstp->rq_arg_stream;
 	struct nfsd3_createargs *args = rqstp->rq_argp;
 
-	if (!(p = decode_fh(p, &args->fh)) ||
-	    !(p = decode_filename(p, &args->name, &args->len)))
-		return 0;
-	p = decode_sattr3(p, &args->attrs, nfsd_user_namespace(rqstp));
-
-	return xdr_argsize_check(rqstp, p);
+	return svcxdr_decode_diropargs3(xdr, &args->fh,
+					&args->name, &args->len) &&
+		svcxdr_decode_sattr3(rqstp, xdr, &args->attrs);
 }
 
 int