From dae50295488f35d2d617b08a5fae43154c947eec Mon Sep 17 00:00:00 2001
From: David L Stevens <dlstevens@us.ibm.com>
Date: Sun, 27 Apr 2008 01:06:07 -0700
Subject: ipv4/ipv6 compat: Fix SSM applications on 64bit kernels.

Add support on 64-bit kernels for seting 32-bit compatible MCAST*
socket options.

Signed-off-by: David L Stevens <dlstevens@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/ipv4/ip_sockglue.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'net/ipv4/ip_sockglue.c')

diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index d8adfd4972e2..4d8d95404f45 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -36,6 +36,7 @@
 #include <linux/mroute.h>
 #include <net/route.h>
 #include <net/xfrm.h>
+#include <net/compat.h>
 #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
 #include <net/transp_v6.h>
 #endif
@@ -923,6 +924,10 @@ int compat_ip_setsockopt(struct sock *sk, int level, int optname,
 	if (level != SOL_IP)
 		return -ENOPROTOOPT;
 
+	if (optname >= MCAST_JOIN_GROUP && optname <= MCAST_MSFILTER)
+		return compat_mc_setsockopt(sk, level, optname, optval, optlen,
+			ip_setsockopt);
+
 	err = do_ip_setsockopt(sk, level, optname, optval, optlen);
 #ifdef CONFIG_NETFILTER
 	/* we need to exclude all possible ENOPROTOOPTs except default case */
-- 
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