netdev - [PATCH 3/5 net-next-2.6] [TIPC]: Optimize null pointer check during neighbor discovery

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Message-Id: <1211317712-13596-4-git-send-email-allan.stephens@windriver.com>
Date:	Tue, 20 May 2008 17:08:30 -0400
From:	Allan Stephens <allan.stephens@...driver.com>
To:	David Miller <davem@...emloft.net>
Cc:	netdev@...r.kernel.org, allan.stephens@...driver.com
Subject: [PATCH 3/5 net-next-2.6] [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 <allan.stephens@...driver.com>
---
 net/tipc/discover.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/net/tipc/discover.c b/net/tipc/discover.c
index 5d643e5..faeaf06 100644
--- 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];
-- 
1.5.3.2

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