From: Kinglong Mee <kinglongmee@gmail.com>
Date: Thu, 24 Sep 2015 12:58:38 +0000 (+0800)
Subject: NFS: Return directly if encode_sessionid fail
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e0a63c0bfcc6f8283377258b5d892f88abd913c1;p=linux.git

NFS: Return directly if encode_sessionid fail

encode_sessionid() may return error, nfs needs process the return value.

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
---

diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index 4ad39fe203f7c..646cdac73488e 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -699,7 +699,9 @@ static __be32 encode_cb_sequence_res(struct svc_rqst *rqstp,
 	if (unlikely(status != 0))
 		goto out;
 
-	encode_sessionid(xdr, &res->csr_sessionid);
+	status = encode_sessionid(xdr, &res->csr_sessionid);
+	if (status)
+		goto out;
 
 	p = xdr_reserve_space(xdr, 4 * sizeof(uint32_t));
 	if (unlikely(p == NULL))