[PATCH 5.10 160/770] NFSD: Update the NFSv2 RENAME argument decoder to use struct xdr_stream

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5.10-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Chuck Lever <chuck.lever@xxxxxxxxxx>

[ Upstream commit 62aa557efb81ea3339fabe7f5b1a343e742bbbdf ]

Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 fs/nfsd/nfsxdr.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/fs/nfsd/nfsxdr.c b/fs/nfsd/nfsxdr.c
index 00a7db8548ebf..d4f4729c7b1c0 100644
--- a/fs/nfsd/nfsxdr.c
+++ b/fs/nfsd/nfsxdr.c
@@ -344,15 +344,13 @@ nfssvc_decode_createargs(struct svc_rqst *rqstp, __be32 *p)
 int
 nfssvc_decode_renameargs(struct svc_rqst *rqstp, __be32 *p)
 {
+	struct xdr_stream *xdr = &rqstp->rq_arg_stream;
 	struct nfsd_renameargs *args = rqstp->rq_argp;
 
-	if (!(p = decode_fh(p, &args->ffh))
-	 || !(p = decode_filename(p, &args->fname, &args->flen))
-	 || !(p = decode_fh(p, &args->tfh))
-	 || !(p = decode_filename(p, &args->tname, &args->tlen)))
-		return 0;
-
-	return xdr_argsize_check(rqstp, p);
+	return svcxdr_decode_diropargs(xdr, &args->ffh,
+				       &args->fname, &args->flen) &&
+		svcxdr_decode_diropargs(xdr, &args->tfh,
+					&args->tname, &args->tlen);
 }
 
 int
-- 
2.43.0







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