From: Li Zefan <lizf@cn.fujitsu.com>
Date: Mon, 9 Jan 2012 06:36:28 +0000 (+0800)
Subject: Btrfs: check the return value of io_ctl_init()
X-Git-Tag: v3.3-rc1~26^2~11^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=706efc6630c2722602541a6a2fc5900a4e38456a;p=pandora-kernel.git

Btrfs: check the return value of io_ctl_init()

It can return -ENOMEM.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
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