linux-kernel - [PATCH] ext4: release page cache in ext4_mb_load

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Message-ID: <20110414064441.GA3499@darkstar>
Date:	Thu, 14 Apr 2011 14:44:41 +0800
From:	Yang Ruirui <ruirui.r.yang@...to.com>
To:	<tytso@....edu>, <linux-ext4@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>
Subject: [PATCH] ext4: release page cache in ext4_mb_load_buddy error path

Add missing page_cache_release in the error path of ext4_mb_load_buddy

Signed-off-by: Yang Ruirui <ruirui.r.yang@...to.com>
---
 fs/ext4/mballoc.c |    2 ++
 1 file changed, 2 insertions(+)

--- linux-2.6.orig/fs/ext4/mballoc.c	2011-04-14 14:04:48.000000000 +0800
+++ linux-2.6/fs/ext4/mballoc.c	2011-04-14 14:33:28.702958245 +0800
@@ -1273,6 +1273,8 @@ repeat_load_buddy:
 	return 0;
 
 err:
+	if (page)
+		page_cache_release(page);
 	if (e4b->bd_bitmap_page)
 		page_cache_release(e4b->bd_bitmap_page);
 	if (e4b->bd_buddy_page)
--
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