From: Miao Xie <miaox@cn.fujitsu.com>
Date: Tue, 17 Jun 2014 10:58:59 +0000 (+0800)
Subject: Btrfs: fix put dio bio twice when we submit dio bio fail
X-Git-Tag: omap-fixes-against-v3.17-rc3~41^2~23
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7a5c3c9be1059feed0e470c6dc0994dcaed4f12c;p=pandora-kernel.git

Btrfs: fix put dio bio twice when we submit dio bio fail

The caller of btrfs_submit_direct_hook() will put the original dio bio
when btrfs_submit_direct_hook() return a error number, so we needn't
put the original bio in btrfs_submit_direct_hook().

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
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