X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fipv4%2Fip_sockglue.c;h=4d8d95404f4544a4d1ce25034e44ce03fde8d08f;hb=b781ecb6a379f155568ef7093e38c6c1d857fe53;hp=d6e76f5229ccb4d9eb1c3193b8e8e0443a7fadc4;hpb=8e8e43843ba3ced0c657cbc0fdb10644ec60f772;p=linux-2.6

diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index d6e76f5229..4d8d95404f 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 */
@@ -1133,7 +1138,7 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname,
 	}
 	release_sock(sk);
 
-	if (len < sizeof(int) && len > 0 && val>=0 && val<255) {
+	if (len < sizeof(int) && len > 0 && val>=0 && val<=255) {
 		unsigned char ucval = (unsigned char)val;
 		len = 1;
 		if (put_user(len, optlen))