[NET]: Use BUILD_BUG_ON() for checking size of skb->cb.

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

1 files changed, 2 insertions, 5 deletions

diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index fc9c8a99bea6..bf6e8aff19d4 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -761,6 +761,8 @@ static int __init inet6_init(void)
         struct list_head *r;
         int err;
 
+        BUILD_BUG_ON(sizeof(struct inet6_skb_parm) > sizeof(dummy_skb->cb));
+
 #ifdef MODULE
 #if 0 /* FIXME --RR */
         if (!mod_member_present(&__this_module, can_unload))
@@ -770,11 +772,6 @@ static int __init inet6_init(void)
 #endif
 #endif
 
-        if (sizeof(struct inet6_skb_parm) > sizeof(dummy_skb->cb)) {
-                printk(KERN_CRIT "inet6_proto_init: size fault\n");
-                return -EINVAL;
-        }
-
         err = proto_register(&tcpv6_prot, 1);
         if (err)
                 goto out;