[NETFILTER]: {nf_netlink,ip,ip6}_queue: use list_for_each_entry

Use list_add_tail/list_for_each_entry instead of list_add and list_for_each_prev as a preparation for switching to RCU. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
git-mirror · Jan 28, 2008 · 0ac41e8 · 0ac41e8
1 parent c01cd42
commit 0ac41e8
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Showing 3 changed files with 9 additions and 15 deletions.
diff --git a/net/ipv4/netfilter/ip_queue.c b/net/ipv4/netfilter/ip_queue.c
@@ -73,7 +73,7 @@ ipq_issue_verdict(struct ipq_queue_entry *entry, int verdict)
 static inline void
 __ipq_enqueue_entry(struct ipq_queue_entry *entry)
 {
-       list_add(&entry->list, &queue_list);
+       list_add_tail(&entry->list, &queue_list);
        queue_total++;
 }
 
@@ -84,11 +84,9 @@ __ipq_enqueue_entry(struct ipq_queue_entry *entry)
 static inline struct ipq_queue_entry *
 __ipq_find_entry(ipq_cmpfn cmpfn, unsigned long data)
 {
-	struct list_head *p;
-
-	list_for_each_prev(p, &queue_list) {
-		struct ipq_queue_entry *entry = (struct ipq_queue_entry *)p;
+	struct ipq_queue_entry *entry;
 
+	list_for_each_entry(entry, &queue_list, list) {
 		if (!cmpfn || cmpfn(entry, data))
 			return entry;
 	}

diff --git a/net/ipv6/netfilter/ip6_queue.c b/net/ipv6/netfilter/ip6_queue.c
@@ -71,7 +71,7 @@ ipq_issue_verdict(struct ipq_queue_entry *entry, int verdict)
 static inline void
 __ipq_enqueue_entry(struct ipq_queue_entry *entry)
 {
-       list_add(&entry->list, &queue_list);
+       list_add_tail(&entry->list, &queue_list);
        queue_total++;
 }
 
@@ -82,11 +82,9 @@ __ipq_enqueue_entry(struct ipq_queue_entry *entry)
 static inline struct ipq_queue_entry *
 __ipq_find_entry(ipq_cmpfn cmpfn, unsigned long data)
 {
-	struct list_head *p;
-
-	list_for_each_prev(p, &queue_list) {
-		struct ipq_queue_entry *entry = (struct ipq_queue_entry *)p;
+	struct ipq_queue_entry *entry;
 
+	list_for_each_entry(entry, &queue_list, list) {
 		if (!cmpfn || cmpfn(entry, data))
 			return entry;
 	}

diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
@@ -231,7 +231,7 @@ static inline void
 __enqueue_entry(struct nfqnl_instance *queue,
 		      struct nfqnl_queue_entry *entry)
 {
-       list_add(&entry->list, &queue->queue_list);
+       list_add_tail(&entry->list, &queue->queue_list);
        queue->queue_total++;
 }
 
@@ -243,11 +243,9 @@ static inline struct nfqnl_queue_entry *
 __find_entry(struct nfqnl_instance *queue, nfqnl_cmpfn cmpfn,
 		   unsigned long data)
 {
-	struct list_head *p;
-
-	list_for_each_prev(p, &queue->queue_list) {
-		struct nfqnl_queue_entry *entry = (struct nfqnl_queue_entry *)p;
+	struct nfqnl_queue_entry *entry;
 
+	list_for_each_entry(entry, &queue->queue_list, list) {
 		if (!cmpfn || cmpfn(entry, data))
 			return entry;
 	}