From: YOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@linux-ipv6.org>
Date: Wed, 9 Jan 2013 07:19:43 +0000 (+0000)
Subject: ipv6: Use FIELD_SIZEOF() in inet6_init().
X-Git-Tag: v3.12-rc1~1418^2~427
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ba96bcbcd213e66306e8669e3442b0b3689dd768;p=kernel%2Fkernel-generic.git

ipv6: Use FIELD_SIZEOF() in inet6_init().

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

diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index b043c60..6b793bf 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -811,11 +811,10 @@ static struct pernet_operations inet6_net_ops = {
 
 static int __init inet6_init(void)
 {
-	struct sk_buff *dummy_skb;
 	struct list_head *r;
 	int err = 0;
 
-	BUILD_BUG_ON(sizeof(struct inet6_skb_parm) > sizeof(dummy_skb->cb));
+	BUILD_BUG_ON(sizeof(struct inet6_skb_parm) > FIELD_SIZEOF(struct sk_buff, cb));
 
 	/* Register the socket-side information for inet6_create.  */
 	for (r = &inetsw6[0]; r < &inetsw6[SOCK_MAX]; ++r)