netlink: Use FIELD_SIZEOF() in netlink_proto_init().

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
YOSHIFUJI Hideaki / 吉藤英明 2013-01-09 07:19:48 +00:00 committed by David S. Miller
parent ba96bcbcd2
commit fab2574591

View File

@ -2185,7 +2185,6 @@ static struct pernet_operations __net_initdata netlink_net_ops = {
static int __init netlink_proto_init(void) static int __init netlink_proto_init(void)
{ {
struct sk_buff *dummy_skb;
int i; int i;
unsigned long limit; unsigned long limit;
unsigned int order; unsigned int order;
@ -2194,7 +2193,7 @@ static int __init netlink_proto_init(void)
if (err != 0) if (err != 0)
goto out; 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); nl_table = kcalloc(MAX_LINKS, sizeof(*nl_table), GFP_KERNEL);
if (!nl_table) if (!nl_table)