[IPV6]: Handle user asking for any device in mcast calls.

eac49263 · David Stevens · Linus Torvalds · e6df0656 · eac49263
Commit eac49263 authored Jun 18, 2004 by David Stevens Committed by Linus Torvalds Jun 18, 2004
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net/ipv6/mcast.c net/ipv6/mcast.c +1 -1

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--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -365,7 +365,7 @@ int ip6_mc_source(int add, int omode, struct sock *sk,
 	err = -EADDRNOTAVAIL;

 	for (pmc=inet6->ipv6_mc_list; pmc; pmc=pmc->next) {
-		if (pmc->ifindex != pgsr->gsr_interface)
+		if (pgsr->gsr_interface && pmc->ifindex != pgsr->gsr_interface)
 			continue;
 		if (ipv6_addr_cmp(&pmc->addr, group) == 0)
 			break;