net/ipv4/netfilter/ip_conntrack_core.c fix -Wundef error

[Nick Sillik]

This fixes a single -Wundef error in the file 
net/ipv4/netfilter/ip_conntrack_core.c ,

Please Apply

Nick Sillik
n.sillik@xxxxxxxxxx
diff -urN a/net/ipv4/netfilter/ip_conntrack_core.c b/net/ipv4/netfilter/ip_conntrack_core.c
--- a/net/ipv4/netfilter/ip_conntrack_core.c	2005-07-27 16:40:16.000000000 -0400
+++ b/net/ipv4/netfilter/ip_conntrack_core.c	2005-07-27 16:41:00.000000000 -0400
@@ -723,7 +723,7 @@
 		/* Welcome, Mr. Bond.  We've been expecting you... */
 		__set_bit(IPS_EXPECTED_BIT, &conntrack->status);
 		conntrack->master = exp->master;
-#if CONFIG_IP_NF_CONNTRACK_MARK
+#ifdef CONFIG_IP_NF_CONNTRACK_MARK
 		conntrack->mark = exp->master->mark;
 #endif
 		nf_conntrack_get(&conntrack->master->ct_general);