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Diffstat (limited to 'net/ipv4/ip_input.c')
-rw-r--r--net/ipv4/ip_input.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index fc323994b1fa..a09aca2c8567 100644
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c
@@ -587,9 +587,13 @@ static void ip_sublist_rcv_finish(struct list_head *head)
}
static struct sk_buff *ip_extract_route_hint(const struct net *net,
- struct sk_buff *skb, int rt_type)
+ struct sk_buff *skb)
{
- if (fib4_has_custom_rules(net) || rt_type == RTN_BROADCAST ||
+ const struct iphdr *iph = ip_hdr(skb);
+
+ if (fib4_has_custom_rules(net) ||
+ ipv4_is_lbcast(iph->daddr) ||
+ ipv4_is_zeronet(iph->daddr) ||
IPCB(skb)->flags & IPSKB_MULTIPATH)
return NULL;
@@ -618,8 +622,7 @@ static void ip_list_rcv_finish(struct net *net, struct list_head *head)
dst = skb_dst(skb);
if (curr_dst != dst) {
- hint = ip_extract_route_hint(net, skb,
- dst_rtable(dst)->rt_type);
+ hint = ip_extract_route_hint(net, skb);
/* dispatch old sublist */
if (!list_empty(&sublist))