From: Wen Congyang <wency@cn.fujitsu.com>
Date: Wed, 11 Jul 2012 21:02:31 +0000 (-0700)
Subject: mm/memory_hotplug.c: release memory resources if hotadd_new_pgdat() fails
X-Git-Tag: v3.5-rc7~23^2~13
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=41b9e2d7ec3f618fd076cb3466edd0a8ebabae5a;p=platform%2Fkernel%2Flinux-stable.git

mm/memory_hotplug.c: release memory resources if hotadd_new_pgdat() fails

We should goto error to release memory resource if hotadd_new_pgdat()
failed.

Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
Cc: Yasuaki ISIMATU <isimatu.yasuaki@jp.fujitsu.com>
Acked-by: David Rientjes <rientjes@google.com>
Cc: Len Brown <lenb@kernel.org>
Cc: "Brown, Len" <len.brown@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 0d7e3ec..427bb29 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -618,7 +618,7 @@ int __ref add_memory(int nid, u64 start, u64 size)
 		pgdat = hotadd_new_pgdat(nid, start);
 		ret = -ENOMEM;
 		if (!pgdat)
-			goto out;
+			goto error;
 		new_pgdat = 1;
 	}