From: Chuck Lever <chuck.lever@oracle.com>
Date: Mon, 16 Nov 2020 22:54:48 +0000 (-0500)
Subject: NFSD: Replace READ* macros in nfsd4_decode_share_access()
X-Git-Tag: accepted/tizen/unified/20230118.172025~8293^2~69
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9aa62f5199749b274454b6d7d914c9b2a5e77031;p=platform%2Fkernel%2Flinux-rpi.git

NFSD: Replace READ* macros in nfsd4_decode_share_access()

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---

diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 59d0290..6bfb549 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -1012,11 +1012,10 @@ nfsd4_decode_openflag4(struct nfsd4_compoundargs *argp, struct nfsd4_open *open)
 
 static __be32 nfsd4_decode_share_access(struct nfsd4_compoundargs *argp, u32 *share_access, u32 *deleg_want, u32 *deleg_when)
 {
-	__be32 *p;
 	u32 w;
 
-	READ_BUF(4);
-	w = be32_to_cpup(p++);
+	if (xdr_stream_decode_u32(argp->xdr, &w) < 0)
+		return nfserr_bad_xdr;
 	*share_access = w & NFS4_SHARE_ACCESS_MASK;
 	*deleg_want = w & NFS4_SHARE_WANT_MASK;
 	if (deleg_when)
@@ -1059,7 +1058,6 @@ static __be32 nfsd4_decode_share_access(struct nfsd4_compoundargs *argp, u32 *sh
 	      NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED):
 		return nfs_ok;
 	}
-xdr_error:
 	return nfserr_bad_xdr;
 }