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Diffstat (limited to 'net/ipv4/ip_output.c')
-rw-r--r--net/ipv4/ip_output.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 54119d5aae8f..a621b96aed15 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -182,6 +182,7 @@ static inline int ip_finish_output2(struct sk_buff *skb)
struct rtable *rt = (struct rtable *)dst;
struct net_device *dev = dst->dev;
unsigned int hh_len = LL_RESERVED_SPACE(dev);
+ struct neighbour *neigh;
if (rt->rt_type == RTN_MULTICAST) {
IP_UPD_PO_STATS(dev_net(dev), IPSTATS_MIB_OUTMCAST, skb->len);
@@ -203,11 +204,14 @@ static inline int ip_finish_output2(struct sk_buff *skb)
skb = skb2;
}
- if (dst->hh)
- return neigh_hh_output(dst->hh, skb);
- else if (dst->neighbour)
- return dst->neighbour->output(skb);
-
+ neigh = dst->neighbour;
+ if (neigh) {
+ struct hh_cache *hh = &neigh->hh;
+ if (hh->hh_len)
+ return neigh_hh_output(hh, skb);
+ else
+ return dst->neighbour->output(skb);
+ }
if (net_ratelimit())
printk(KERN_DEBUG "ip_finish_output2: No header cache and no neighbour!\n");
kfree_skb(skb);