[PATCH net-next 1/6] ipv4: Use FIELD_SIZEOF() in inet_init().
From: YOSHIFUJI Hideaki <hidden>
Date: 2013-01-09 17:19:38
Subsystem:
networking [general], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Signed-off-by: YOSHIFUJI Hideaki <redacted> --- net/ipv4/af_inet.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 24b384b..4fdf967 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c@@ -1705,12 +1705,11 @@ static struct packet_type ip_packet_type __read_mostly = { static int __init inet_init(void) { - struct sk_buff *dummy_skb; struct inet_protosw *q; struct list_head *r; int rc = -EINVAL; - BUILD_BUG_ON(sizeof(struct inet_skb_parm) > sizeof(dummy_skb->cb)); + BUILD_BUG_ON(sizeof(struct inet_skb_parm) > FIELD_SIZEOF(struct sk_buff, cb)); sysctl_local_reserved_ports = kzalloc(65536 / 8, GFP_KERNEL); if (!sysctl_local_reserved_ports)
--
1.7.9.5