[SK_BUFF]: Convert skb->tail to sk_buff_data_t

[net-next-2.6.git] / net / ipv4 / icmp.c

diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 8372f8b8f0cd010596cd017f4191f71b19a594cb..d38cbba92a4dddf62a7d53da29671ce0fa1896d7 100644 (file)
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -450,7 +450,8 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
         */
        iph = ip_hdr(skb_in);
 
-       if ((u8 *)iph < skb_in->head || (u8 *)(iph + 1) > skb_in->tail)
+       if ((u8 *)iph < skb_in->head ||
+           (skb_in->network_header + sizeof(*iph)) > skb_in->tail)
                goto out;
 
        /*