[NET]: Fix heavy stack usage in seq_file output routines.

[safe/jmp/linux-2.6] / net / ipv4 / ip_forward.c

diff --git a/net/ipv4/ip_forward.c b/net/ipv4/ip_forward.c
index 877da3e..4813c39 100644 (file)
--- a/net/ipv4/ip_forward.c
+++ b/net/ipv4/ip_forward.c
@@ -80,12 +80,12 @@ int ip_forward(struct sk_buff *skb)
        if (!xfrm4_route_forward(skb))
                goto drop;
 
-       rt = (struct rtable*)skb->dst;
+       rt = skb->rtable;
 
        if (opt->is_strictroute && rt->rt_dst != rt->rt_gateway)
                goto sr_failed;
 
-       if (unlikely(skb->len > dst_mtu(&rt->u.dst) &&
+       if (unlikely(skb->len > dst_mtu(&rt->u.dst) && !skb_is_gso(skb) &&
                     (ip_hdr(skb)->frag_off & htons(IP_DF))) && !skb->local_df) {
                IP_INC_STATS(IPSTATS_MIB_FRAGFAILS);
                icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED,
@@ -110,7 +110,7 @@ int ip_forward(struct sk_buff *skb)
 
        skb->priority = rt_tos2priority(iph->tos);
 
-       return NF_HOOK(PF_INET, NF_IP_FORWARD, skb, skb->dev, rt->u.dst.dev,
+       return NF_HOOK(PF_INET, NF_INET_FORWARD, skb, skb->dev, rt->u.dst.dev,
                       ip_forward_finish);
 
 sr_failed: