[PATCH net-next 3/6] netlink: Use FIELD_SIZEOF() in netlink_proto_init().
From: YOSHIFUJI Hideaki <hidden>
Date: 2013-01-09 17:19:49
Subsystem:
networking [general], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Signed-off-by: YOSHIFUJI Hideaki <redacted> --- net/netlink/af_netlink.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index c0353d5..74827e3 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c@@ -2185,7 +2185,6 @@ static struct pernet_operations __net_initdata netlink_net_ops = { static int __init netlink_proto_init(void) { - struct sk_buff *dummy_skb; int i; unsigned long limit; unsigned int order;
@@ -2194,7 +2193,7 @@ static int __init netlink_proto_init(void) if (err != 0) goto out; - BUILD_BUG_ON(sizeof(struct netlink_skb_parms) > sizeof(dummy_skb->cb)); + BUILD_BUG_ON(sizeof(struct netlink_skb_parms) > FIELD_SIZEOF(struct sk_buff, cb)); nl_table = kcalloc(MAX_LINKS, sizeof(*nl_table), GFP_KERNEL); if (!nl_table)
--
1.7.9.5