From: Chuck Lever <chuck.lever@oracle.com>
Date: Tue, 3 Nov 2020 20:06:04 +0000 (-0500)
Subject: NFSD: Replace READ* macros in nfsd4_decode_layoutget()
X-Git-Tag: accepted/tizen/unified/20230118.172025~8293^2~37
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c8e88e3aa73889421461f878cd569ef84f231ceb;p=platform%2Fkernel%2Flinux-rpi.git

NFSD: Replace READ* macros in nfsd4_decode_layoutget()

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

diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 0b8f7de..d397dce 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -1844,24 +1844,27 @@ static __be32
 nfsd4_decode_layoutget(struct nfsd4_compoundargs *argp,
 		struct nfsd4_layoutget *lgp)
 {
-	DECODE_HEAD;
-
-	READ_BUF(36);
-	lgp->lg_signal = be32_to_cpup(p++);
-	lgp->lg_layout_type = be32_to_cpup(p++);
-	lgp->lg_seg.iomode = be32_to_cpup(p++);
-	p = xdr_decode_hyper(p, &lgp->lg_seg.offset);
-	p = xdr_decode_hyper(p, &lgp->lg_seg.length);
-	p = xdr_decode_hyper(p, &lgp->lg_minlength);
+	__be32 status;
 
-	status = nfsd4_decode_stateid(argp, &lgp->lg_sid);
+	if (xdr_stream_decode_u32(argp->xdr, &lgp->lg_signal) < 0)
+		return nfserr_bad_xdr;
+	if (xdr_stream_decode_u32(argp->xdr, &lgp->lg_layout_type) < 0)
+		return nfserr_bad_xdr;
+	if (xdr_stream_decode_u32(argp->xdr, &lgp->lg_seg.iomode) < 0)
+		return nfserr_bad_xdr;
+	if (xdr_stream_decode_u64(argp->xdr, &lgp->lg_seg.offset) < 0)
+		return nfserr_bad_xdr;
+	if (xdr_stream_decode_u64(argp->xdr, &lgp->lg_seg.length) < 0)
+		return nfserr_bad_xdr;
+	if (xdr_stream_decode_u64(argp->xdr, &lgp->lg_minlength) < 0)
+		return nfserr_bad_xdr;
+	status = nfsd4_decode_stateid4(argp, &lgp->lg_sid);
 	if (status)
 		return status;
+	if (xdr_stream_decode_u32(argp->xdr, &lgp->lg_maxcount) < 0)
+		return nfserr_bad_xdr;
 
-	READ_BUF(4);
-	lgp->lg_maxcount = be32_to_cpup(p++);
-
-	DECODE_TAIL;
+	return nfs_ok;
 }
 
 static __be32