From a6ffb404dc03f806a257faaab831a6cb55c0b790 Mon Sep 17 00:00:00 2001
From: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Date: Sat, 19 Jul 2008 22:36:07 -0700
Subject: [PATCH] ipv6 mcast: Omit redundant address family checks in
 ip6_mc_source().

The caller has alredy checked for them.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/ipv6/mcast.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 1b285371124a..e7c03bcc2788 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -367,10 +367,6 @@ int ip6_mc_source(int add, int omode, struct sock *sk,
 	int pmclocked = 0;
 	int err;
 
-	if (pgsr->gsr_group.ss_family != AF_INET6 ||
-	    pgsr->gsr_source.ss_family != AF_INET6)
-		return -EINVAL;
-
 	source = &((struct sockaddr_in6 *)&pgsr->gsr_source)->sin6_addr;
 	group = &((struct sockaddr_in6 *)&pgsr->gsr_group)->sin6_addr;
 
-- 
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