===== net/ipv4/netfilter/ipt_REJECT.c 1.13 vs edited ===== --- 1.13/net/ipv4/netfilter/ipt_REJECT.c Fri Jul 25 23:15:41 2003 +++ edited/net/ipv4/netfilter/ipt_REJECT.c Thu Sep 18 23:00:58 2003 @@ -34,16 +34,17 @@ attach(new_skb, nfct); } -static inline struct rtable *route_reverse(struct sk_buff *skb, int local) +static inline struct rtable *route_reverse(struct sk_buff *skb, int hook) { struct iphdr *iph = skb->nh.iph; struct dst_entry *odst; struct rt_key key = {}; struct rtable *rt; - if (local) { + if (hook != NF_IP_FORWARD) { key.dst = iph->saddr; - key.src = iph->daddr; + if (hook == NF_IP_LOCAL_IN) + key.src = iph->daddr; key.tos = RT_TOS(iph->tos); if (ip_route_output_key(&rt, &key) != 0) @@ -75,7 +76,7 @@ } /* Send RST reply */ -static void send_reset(struct sk_buff *oldskb, int local) +static void send_reset(struct sk_buff *oldskb, int hook) { struct sk_buff *nskb; struct tcphdr *otcph, *tcph; @@ -104,7 +105,7 @@ csum_partial((char *)otcph, otcplen, 0)) != 0) return; - if ((rt = route_reverse(oldskb, local)) == NULL) + if ((rt = route_reverse(oldskb, hook)) == NULL) return; hh_len = (rt->u.dst.dev->hard_header_len + 15)&~15; @@ -372,7 +373,7 @@ send_unreach(*pskb, ICMP_PKT_FILTERED); break; case IPT_TCP_RESET: - send_reset(*pskb, hooknum == NF_IP_LOCAL_IN); + send_reset(*pskb, hooknum); case IPT_ICMP_ECHOREPLY: /* Doesn't happen. */ break;