[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>

1 files changed, 36 insertions, 36 deletions

diff --git a/net/netfilter/nf_conntrack_proto.c b/net/netfilter/nf_conntrack_proto.c
index 24c61a384716..330b9acc62d8 100644
--- a/net/netfilter/nf_conntrack_proto.c
+++ b/net/netfilter/nf_conntrack_proto.c
@@ -24,38 +24,38 @@
 
 #include <net/netfilter/nf_conntrack.h>
 #include <net/netfilter/nf_conntrack_l3proto.h>
-#include <net/netfilter/nf_conntrack_protocol.h>
+#include <net/netfilter/nf_conntrack_l4proto.h>
 #include <net/netfilter/nf_conntrack_core.h>
 
-struct nf_conntrack_protocol **nf_ct_protos[PF_MAX] __read_mostly;
+struct nf_conntrack_l4proto **nf_ct_protos[PF_MAX] __read_mostly;
 struct nf_conntrack_l3proto *nf_ct_l3protos[PF_MAX] __read_mostly;
 
-struct nf_conntrack_protocol *
-__nf_ct_proto_find(u_int16_t l3proto, u_int8_t protocol)
+struct nf_conntrack_l4proto *
+__nf_ct_l4proto_find(u_int16_t l3proto, u_int8_t l4proto)
 {
 	if (unlikely(l3proto >= AF_MAX || nf_ct_protos[l3proto] == NULL))
-		return &nf_conntrack_generic_protocol;
+		return &nf_conntrack_l4proto_generic;
 
-	return nf_ct_protos[l3proto][protocol];
+	return nf_ct_protos[l3proto][l4proto];
 }
 
 /* this is guaranteed to always return a valid protocol helper, since
  * it falls back to generic_protocol */
-struct nf_conntrack_protocol *
-nf_ct_proto_find_get(u_int16_t l3proto, u_int8_t protocol)
+struct nf_conntrack_l4proto *
+nf_ct_l4proto_find_get(u_int16_t l3proto, u_int8_t l4proto)
 {
-	struct nf_conntrack_protocol *p;
+	struct nf_conntrack_l4proto *p;
 
 	preempt_disable();
-	p = __nf_ct_proto_find(l3proto, protocol);
+	p = __nf_ct_l4proto_find(l3proto, l4proto);
 	if (!try_module_get(p->me))
-		p = &nf_conntrack_generic_protocol;
+		p = &nf_conntrack_l4proto_generic;
 	preempt_enable();
 
 	return p;
 }
 
-void nf_ct_proto_put(struct nf_conntrack_protocol *p)
+void nf_ct_l4proto_put(struct nf_conntrack_l4proto *p)
 {
 	module_put(p->me);
 }
@@ -68,7 +68,7 @@ nf_ct_l3proto_find_get(u_int16_t l3proto)
 	preempt_disable();
 	p = __nf_ct_l3proto_find(l3proto);
 	if (!try_module_get(p->me))
-		p = &nf_conntrack_generic_l3proto;
+		p = &nf_conntrack_l3proto_generic;
 	preempt_enable();
 
 	return p;
@@ -86,7 +86,7 @@ nf_ct_l3proto_try_module_get(unsigned short l3proto)
 	struct nf_conntrack_l3proto *p;
 
 retry:	p = nf_ct_l3proto_find_get(l3proto);
-	if (p == &nf_conntrack_generic_l3proto) {
+	if (p == &nf_conntrack_l3proto_generic) {
 		ret = request_module("nf_conntrack-%d", l3proto);
 		if (!ret)
 			goto retry;
@@ -114,14 +114,14 @@ static int kill_l3proto(struct nf_conn *i, void *data)
 			((struct nf_conntrack_l3proto *)data)->l3proto);
 }
 
-static int kill_proto(struct nf_conn *i, void *data)
+static int kill_l4proto(struct nf_conn *i, void *data)
 {
-	struct nf_conntrack_protocol *proto;
-	proto = (struct nf_conntrack_protocol *)data;
+	struct nf_conntrack_l4proto *l4proto;
+	l4proto = (struct nf_conntrack_l4proto *)data;
 	return (i->tuplehash[IP_CT_DIR_ORIGINAL].tuple.dst.protonum ==
-			proto->proto) &&
+			l4proto->l4proto) &&
 	       (i->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.l3num ==
-			proto->l3proto);
+			l4proto->l3proto);
 }
 
 int nf_conntrack_l3proto_register(struct nf_conntrack_l3proto *proto)
@@ -129,7 +129,7 @@ int nf_conntrack_l3proto_register(struct nf_conntrack_l3proto *proto)
 	int ret = 0;
 
 	write_lock_bh(&nf_conntrack_lock);
-	if (nf_ct_l3protos[proto->l3proto] != &nf_conntrack_generic_l3proto) {
+	if (nf_ct_l3protos[proto->l3proto] != &nf_conntrack_l3proto_generic) {
 		ret = -EBUSY;
 		goto out;
 	}
@@ -143,7 +143,7 @@ out:
 void nf_conntrack_l3proto_unregister(struct nf_conntrack_l3proto *proto)
 {
 	write_lock_bh(&nf_conntrack_lock);
-	nf_ct_l3protos[proto->l3proto] = &nf_conntrack_generic_l3proto;
+	nf_ct_l3protos[proto->l3proto] = &nf_conntrack_l3proto_generic;
 	write_unlock_bh(&nf_conntrack_lock);
 
 	/* Somebody could be still looking at the proto in bh. */
@@ -155,43 +155,43 @@ void nf_conntrack_l3proto_unregister(struct nf_conntrack_l3proto *proto)
 
 /* FIXME: Allow NULL functions and sub in pointers to generic for
    them. --RR */
-int nf_conntrack_protocol_register(struct nf_conntrack_protocol *proto)
+int nf_conntrack_l4proto_register(struct nf_conntrack_l4proto *l4proto)
 {
 	int ret = 0;
 
 retry:
 	write_lock_bh(&nf_conntrack_lock);
-	if (nf_ct_protos[proto->l3proto]) {
-		if (nf_ct_protos[proto->l3proto][proto->proto]
-				!= &nf_conntrack_generic_protocol) {
+	if (nf_ct_protos[l4proto->l3proto]) {
+		if (nf_ct_protos[l4proto->l3proto][l4proto->l4proto]
+				!= &nf_conntrack_l4proto_generic) {
 			ret = -EBUSY;
 			goto out_unlock;
 		}
 	} else {
 		/* l3proto may be loaded latter. */
-		struct nf_conntrack_protocol **proto_array;
+		struct nf_conntrack_l4proto **proto_array;
 		int i;
 
 		write_unlock_bh(&nf_conntrack_lock);
 
-		proto_array = (struct nf_conntrack_protocol **)
+		proto_array = (struct nf_conntrack_l4proto **)
 				kmalloc(MAX_NF_CT_PROTO *
-					 sizeof(struct nf_conntrack_protocol *),
+					 sizeof(struct nf_conntrack_l4proto *),
 					GFP_KERNEL);
 		if (proto_array == NULL) {
 			ret = -ENOMEM;
 			goto out;
 		}
 		for (i = 0; i < MAX_NF_CT_PROTO; i++)
-			proto_array[i] = &nf_conntrack_generic_protocol;
+			proto_array[i] = &nf_conntrack_l4proto_generic;
 
 		write_lock_bh(&nf_conntrack_lock);
-		if (nf_ct_protos[proto->l3proto]) {
+		if (nf_ct_protos[l4proto->l3proto]) {
 			/* bad timing, but no problem */
 			write_unlock_bh(&nf_conntrack_lock);
 			kfree(proto_array);
 		} else {
-			nf_ct_protos[proto->l3proto] = proto_array;
+			nf_ct_protos[l4proto->l3proto] = proto_array;
 			write_unlock_bh(&nf_conntrack_lock);
 		}
 
@@ -202,7 +202,7 @@ retry:
 		goto retry;
 	}
 
-	nf_ct_protos[proto->l3proto][proto->proto] = proto;
+	nf_ct_protos[l4proto->l3proto][l4proto->l4proto] = l4proto;
 
 out_unlock:
 	write_unlock_bh(&nf_conntrack_lock);
@@ -210,16 +210,16 @@ out:
 	return ret;
 }
 
-void nf_conntrack_protocol_unregister(struct nf_conntrack_protocol *proto)
+void nf_conntrack_l4proto_unregister(struct nf_conntrack_l4proto *l4proto)
 {
 	write_lock_bh(&nf_conntrack_lock);
-	nf_ct_protos[proto->l3proto][proto->proto]
-		= &nf_conntrack_generic_protocol;
+	nf_ct_protos[l4proto->l3proto][l4proto->l4proto]
+		= &nf_conntrack_l4proto_generic;
 	write_unlock_bh(&nf_conntrack_lock);
 
 	/* Somebody could be still looking at the proto in bh. */
 	synchronize_net();
 
 	/* Remove all contrack entries for this protocol */
-	nf_ct_iterate_cleanup(kill_proto, proto);
+	nf_ct_iterate_cleanup(kill_l4proto, l4proto);
 }