unix/garbage: kill copy of the skb queue walker
Worse yet, it seems that its arguments were in reverse order. Also
remove one related helper which seems hardly worth keeping.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/unix/garbage.c b/net/unix/garbage.c
index 14c22c3..c8df6fd 100644
--- a/net/unix/garbage.c
+++ b/net/unix/garbage.c
@@ -153,15 +153,6 @@
}
}
-static inline struct sk_buff *sock_queue_head(struct sock *sk)
-{
- return (struct sk_buff *)&sk->sk_receive_queue;
-}
-
-#define receive_queue_for_each_skb(sk, next, skb) \
- for (skb = sock_queue_head(sk)->next, next = skb->next; \
- skb != sock_queue_head(sk); skb = next, next = skb->next)
-
static void scan_inflight(struct sock *x, void (*func)(struct unix_sock *),
struct sk_buff_head *hitlist)
{
@@ -169,7 +160,7 @@
struct sk_buff *next;
spin_lock(&x->sk_receive_queue.lock);
- receive_queue_for_each_skb(x, next, skb) {
+ skb_queue_walk_safe(&x->sk_receive_queue, skb, next) {
/*
* Do we have file descriptors ?
*/
@@ -225,7 +216,7 @@
* and perform a scan on them as well.
*/
spin_lock(&x->sk_receive_queue.lock);
- receive_queue_for_each_skb(x, next, skb) {
+ skb_queue_walk_safe(&x->sk_receive_queue, skb, next) {
u = unix_sk(skb->sk);
/*
