From: Sasha Levin <sasha.levin@oracle.com>
Date: Wed, 20 Feb 2013 02:14:09 +0000 (+1100)
Subject: mm: memory_hotplug: no need to check res twice in add_memory
X-Git-Tag: next-20130220~1^2~559
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=edb3916ebe577e3bb0ddb21700acf5be8e912ff2;p=karo-tx-linux.git

mm: memory_hotplug: no need to check res twice in add_memory

Remove one redundant check of res.

Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index d04ed87bfacb..302291429953 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -901,8 +901,7 @@ error:
 	/* rollback pgdat allocation and others */
 	if (new_pgdat)
 		rollback_node_hotadd(nid, pgdat);
-	if (res)
-		release_memory_resource(res);
+	release_memory_resource(res);
 
 out:
 	unlock_memory_hotplug();