[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();
 }
 
diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
index 34d4472..2cdf225 100644
--- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
@@ -29,7 +29,7 @@
 #include <linux/seq_file.h>
 #include <linux/netfilter_ipv6.h>
 #include <net/netfilter/nf_conntrack_tuple.h>
-#include <net/netfilter/nf_conntrack_protocol.h>
+#include <net/netfilter/nf_conntrack_l4proto.h>
 #include <net/netfilter/nf_conntrack_core.h>
 #include <net/netfilter/ipv6/nf_conntrack_icmpv6.h>
 
@@ -155,7 +155,7 @@
 	struct nf_conntrack_tuple_hash *h;
 	struct icmp6hdr _hdr, *hp;
 	unsigned int inip6off;
-	struct nf_conntrack_protocol *inproto;
+	struct nf_conntrack_l4proto *inproto;
 	u_int8_t inprotonum;
 	unsigned int inprotoff;
 
@@ -185,7 +185,7 @@
 		return -NF_ACCEPT;
 	}
 
-	inproto = __nf_ct_proto_find(PF_INET6, inprotonum);
+	inproto = __nf_ct_l4proto_find(PF_INET6, inprotonum);
 
 	/* Are they talking about one of our connections? */
 	if (!nf_ct_get_tuple(skb, inip6off, inprotoff, PF_INET6, inprotonum,
@@ -301,10 +301,10 @@
 }
 #endif
 
-struct nf_conntrack_protocol nf_conntrack_protocol_icmpv6 =
+struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6 =
 {
 	.l3proto		= PF_INET6,
-	.proto			= IPPROTO_ICMPV6,
+	.l4proto		= IPPROTO_ICMPV6,
 	.name			= "icmpv6",
 	.pkt_to_tuple		= icmpv6_pkt_to_tuple,
 	.invert_tuple		= icmpv6_invert_tuple,
@@ -320,4 +320,4 @@
 #endif
 };
 
-EXPORT_SYMBOL(nf_conntrack_protocol_icmpv6);
+EXPORT_SYMBOL(nf_conntrack_l4proto_icmpv6);