From: Wang Shilong <wangsl-fnst@cn.fujitsu.com>
Date: Fri, 1 Mar 2013 11:33:01 +0000 (+0000)
Subject: Btrfs: don't call btrfs_qgroup_free if just btrfs_qgroup_reserve fails
X-Git-Tag: v3.9-rc1~17^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a9870c0e031527fbfa382019f30d2e9b98124a0d;p=pandora-kernel.git

Btrfs: don't call btrfs_qgroup_free if just btrfs_qgroup_reserve fails

commit eb6b88d92c6df083dd09a8c471011e3788dfd7c6 leads into another bug.
If it is just because qgroup_reserve fails, the function btrfs_qgroup_free
should not be called, otherwise, it will cause the wrong quota accounting.

Signed-off-by: Wang Shilong <wangsl-fnst@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
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