Patch: linux-2.5.7-pre1/net/ipv4/ipmr.c did not compile

[Adam J. Richter]

	It looks like sk->num became inet_sk(sk)->num in 2.5.7-pre1,
but one of these changes was missed in net/ipv4/ipmr.c.  Here is
the patch.

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--- linux-2.5.7-pre1/net/ipv4/ipmr.c	Thu Mar  7 18:18:31 2002
+++ linux/net/ipv4/ipmr.c	Wed Mar 13 07:27:45 2002
@@ -855,7 +855,8 @@
 	switch(optname)
 	{
 		case MRT_INIT:
-			if(sk->type!=SOCK_RAW || sk->num!=IPPROTO_IGMP)
+			if(sk->type!=SOCK_RAW ||
+			   inet_sk(sk)->num!=IPPROTO_IGMP)
 				return -EOPNOTSUPP;
 			if(optlen!=sizeof(int))
 				return -ENOPROTOOPT;