From: YOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@linux-ipv6.org>
Date: Wed, 9 Jan 2013 07:20:07 +0000 (+0000)
Subject: unix: Use FIELD_SIZEOF() in af_unix_init().
X-Git-Tag: v3.9-rc1~139^2~423
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b4fff5f8bf32766ecaa4af6d5c7ef7f0ffb88ed2;p=platform%2Fkernel%2Flinux-stable.git

unix: Use FIELD_SIZEOF() in af_unix_init().

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 5b5c876..0c61236 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -2426,9 +2426,8 @@ static struct pernet_operations unix_net_ops = {
 static int __init af_unix_init(void)
 {
 	int rc = -1;
-	struct sk_buff *dummy_skb;
 
-	BUILD_BUG_ON(sizeof(struct unix_skb_parms) > sizeof(dummy_skb->cb));
+	BUILD_BUG_ON(sizeof(struct unix_skb_parms) > FIELD_SIZEOF(struct sk_buff, cb));
 
 	rc = proto_register(&unix_proto, 1);
 	if (rc != 0) {