tipc: Optimize null pointer check during neighbor discovery

This patch optimizes TIPC neighbor discovery code to avoid testing for a null node pointer when the pointer is already known to be non-null. Signed-off-by: Allan Stephens <[email protected]> Signed-off-by: David S. Miller <[email protected]>
vincehsu · May 21, 2008 · 811102c · 811102c
1 parent 2ecb092
commit 811102c
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/net/tipc/discover.c b/net/tipc/discover.c
@@ -200,9 +200,8 @@ void tipc_disc_recv_msg(struct sk_buff *buf)
 		dbg(" in own cluster\n");
 		if (n_ptr == NULL) {
 			n_ptr = tipc_node_create(orig);
-		}
-		if (n_ptr == NULL) {
-			return;
+			if (!n_ptr)
+				return;
 		}
 		spin_lock_bh(&n_ptr->lock);
 		link = n_ptr->links[b_ptr->identity];