[NET]: sk_add_backlog convert from macro to inline

There is no reason for sk_add_backlog to be a macro. It can
just be an inline function and get type checking.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/net/sock.h b/include/net/sock.h
index e0498bd360042121d99fa0aea7ec77b8ebb2a03b..ff13c4cc287add76e658418aaae91970c1c87f66 100644 (file)
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -461,16 +461,16 @@ static inline void sk_stream_free_skb(struct sock *sk, struct sk_buff *skb)
 }
 
 /* The per-socket spinlock must be held here. */
-#define sk_add_backlog(__sk, __skb)                            \
-do {   if (!(__sk)->sk_backlog.tail) {                         \
-               (__sk)->sk_backlog.head =                       \
-                    (__sk)->sk_backlog.tail = (__skb);         \
-       } else {                                                \
-               ((__sk)->sk_backlog.tail)->next = (__skb);      \
-               (__sk)->sk_backlog.tail = (__skb);              \
-       }                                                       \
-       (__skb)->next = NULL;                                   \
-} while(0)
+static inline void sk_add_backlog(struct sock *sk, struct sk_buff *skb)
+{
+       if (!sk->sk_backlog.tail) {
+               sk->sk_backlog.head = sk->sk_backlog.tail = skb;
+       } else {
+               sk->sk_backlog.tail->next = skb;
+               sk->sk_backlog.tail = skb;
+       }
+       skb->next = NULL;
+}
 
 #define sk_wait_event(__sk, __timeo, __condition)              \
 ({     int rc;                                                 \