[PATCH v1 53/61] NFSD: Replace READ* macros in nfsd4_decode_fallocate()

[Chuck Lever <chuck.lever@xxxxxxxxxx>]

Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
---
 fs/nfsd/nfs4xdr.c |   18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 94e96bf09cc1..9afdb83c5c23 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -1948,17 +1948,21 @@ static __be32
 nfsd4_decode_fallocate(struct nfsd4_compoundargs *argp,
 		       struct nfsd4_fallocate *fallocate)
 {
-	DECODE_HEAD;
+	__be32 status;
 
 	status = nfsd4_decode_stateid4(argp, &fallocate->falloc_stateid);
 	if (status)
-		return status;
-
-	READ_BUF(16);
-	p = xdr_decode_hyper(p, &fallocate->falloc_offset);
-	xdr_decode_hyper(p, &fallocate->falloc_length);
+		goto out;
+	if (xdr_stream_decode_u64(argp->xdr, &fallocate->falloc_offset) < 0)
+		goto xdr_error;
+	if (xdr_stream_decode_u64(argp->xdr, &fallocate->falloc_length) < 0)
+		goto xdr_error;
 
-	DECODE_TAIL;
+	status = nfs_ok;
+out:
+	return status;
+xdr_error:
+	return nfserr_bad_xdr;
 }
 
 static __be32