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-rw-r--r--net/ipv4/icmp.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index e238b17f554c..02a899bec196 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -514,12 +514,15 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
514 514
515 saddr = iph->daddr; 515 saddr = iph->daddr;
516 if (!(rt->rt_flags & RTCF_LOCAL)) { 516 if (!(rt->rt_flags & RTCF_LOCAL)) {
517 /* This is broken, skb_in->dev points to the outgoing device 517 struct net_device *dev = NULL;
518 * after the packet passes through ip_output(). 518
519 */ 519 if (rt->fl.iif && sysctl_icmp_errors_use_inbound_ifaddr)
520 if (skb_in->dev && sysctl_icmp_errors_use_inbound_ifaddr) 520 dev = dev_get_by_index(rt->fl.iif);
521 saddr = inet_select_addr(skb_in->dev, 0, RT_SCOPE_LINK); 521
522 else 522 if (dev) {
523 saddr = inet_select_addr(dev, 0, RT_SCOPE_LINK);
524 dev_put(dev);
525 } else
523 saddr = 0; 526 saddr = 0;
524 } 527 }
525 528