[NETFILTER]: nf_conntrack: rename struct nf_conntrack_protocol

Rename 'struct nf_conntrack_protocol' to 'struct nf_conntrack_l4proto' in
order to help distinguish it from 'struct nf_conntrack_l3proto'. It gets
rather confusing with 'nf_conntrack_protocol'.

Signed-off-by: Martin Josefsson <gandalf@wlug.westbo.se>
Signed-off-by: Patrick McHardy <kaber@trash.net>
diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
index e5e53ff..cdbba44 100644
--- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
@@ -33,7 +33,7 @@
 #include <linux/netfilter_ipv6.h>
 #include <net/netfilter/nf_conntrack.h>
 #include <net/netfilter/nf_conntrack_helper.h>
-#include <net/netfilter/nf_conntrack_protocol.h>
+#include <net/netfilter/nf_conntrack_l4proto.h>
 #include <net/netfilter/nf_conntrack_l3proto.h>
 #include <net/netfilter/nf_conntrack_core.h>
 
@@ -458,9 +458,9 @@
 	.me			= THIS_MODULE,
 };
 
-extern struct nf_conntrack_protocol nf_conntrack_protocol_tcp6;
-extern struct nf_conntrack_protocol nf_conntrack_protocol_udp6;
-extern struct nf_conntrack_protocol nf_conntrack_protocol_icmpv6;
+extern struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6;
+extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udp6;
+extern struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6;
 extern int nf_ct_frag6_init(void);
 extern void nf_ct_frag6_cleanup(void);
 
@@ -479,19 +479,19 @@
 		printk("nf_conntrack_ipv6: can't initialize frag6.\n");
 		return ret;
 	}
-	ret = nf_conntrack_protocol_register(&nf_conntrack_protocol_tcp6);
+	ret = nf_conntrack_l4proto_register(&nf_conntrack_l4proto_tcp6);
 	if (ret < 0) {
 		printk("nf_conntrack_ipv6: can't register tcp.\n");
 		goto cleanup_frag6;
 	}
 
-	ret = nf_conntrack_protocol_register(&nf_conntrack_protocol_udp6);
+	ret = nf_conntrack_l4proto_register(&nf_conntrack_l4proto_udp6);
 	if (ret < 0) {
 		printk("nf_conntrack_ipv6: can't register udp.\n");
 		goto cleanup_tcp;
 	}
 
-	ret = nf_conntrack_protocol_register(&nf_conntrack_protocol_icmpv6);
+	ret = nf_conntrack_l4proto_register(&nf_conntrack_l4proto_icmpv6);
 	if (ret < 0) {
 		printk("nf_conntrack_ipv6: can't register icmpv6.\n");
 		goto cleanup_udp;
@@ -527,11 +527,11 @@
  cleanup_ipv6:
 	nf_conntrack_l3proto_unregister(&nf_conntrack_l3proto_ipv6);
  cleanup_icmpv6:
-	nf_conntrack_protocol_unregister(&nf_conntrack_protocol_icmpv6);
+	nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_icmpv6);
  cleanup_udp:
-	nf_conntrack_protocol_unregister(&nf_conntrack_protocol_udp6);
+	nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_udp6);
  cleanup_tcp:
-	nf_conntrack_protocol_unregister(&nf_conntrack_protocol_tcp6);
+	nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_tcp6);
  cleanup_frag6:
 	nf_ct_frag6_cleanup();
 	return ret;
@@ -545,9 +545,9 @@
 #endif
 	nf_unregister_hooks(ipv6_conntrack_ops, ARRAY_SIZE(ipv6_conntrack_ops));
 	nf_conntrack_l3proto_unregister(&nf_conntrack_l3proto_ipv6);
-	nf_conntrack_protocol_unregister(&nf_conntrack_protocol_icmpv6);
-	nf_conntrack_protocol_unregister(&nf_conntrack_protocol_udp6);
-	nf_conntrack_protocol_unregister(&nf_conntrack_protocol_tcp6);
+	nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_icmpv6);
+	nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_udp6);
+	nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_tcp6);
 	nf_ct_frag6_cleanup();
 }