diff options
Diffstat (limited to 'net/ipv4/netfilter/iptable_mangle.c')
-rw-r--r-- | net/ipv4/netfilter/iptable_mangle.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/net/ipv4/netfilter/iptable_mangle.c b/net/ipv4/netfilter/iptable_mangle.c index 85d88f206447..cba5658ec82c 100644 --- a/net/ipv4/netfilter/iptable_mangle.c +++ b/net/ipv4/netfilter/iptable_mangle.c @@ -44,6 +44,7 @@ ipt_mangle_out(struct sk_buff *skb, const struct net_device *out) u_int8_t tos; __be32 saddr, daddr; u_int32_t mark; + int err; /* root is playing with raw sockets. */ if (skb->len < sizeof(struct iphdr) || @@ -66,9 +67,11 @@ ipt_mangle_out(struct sk_buff *skb, const struct net_device *out) if (iph->saddr != saddr || iph->daddr != daddr || skb->mark != mark || - iph->tos != tos) - if (ip_route_me_harder(skb, RTN_UNSPEC)) - ret = NF_DROP; + iph->tos != tos) { + err = ip_route_me_harder(skb, RTN_UNSPEC); + if (err < 0) + ret = NF_DROP_ERR(err); + } } return ret; |