diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 7370ad2e693a33d7db78c311c7e47c001c80df7c..2772004ba5a18848bd818434951fb10d758be90d 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -447,8 +447,10 @@ static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info,
 
 	if (__ipv6_addr_needs_scope_id(addr_type))
 		iif = skb->dev->ifindex;
-	else
-		iif = l3mdev_master_ifindex(skb_dst(skb)->dev);
+	else {
+		dst = skb_dst(skb);
+		iif = l3mdev_master_ifindex(dst ? dst->dev : skb->dev);
+	}
 
 	/*
 	 *	Must not send error if the source does not uniquely