From 3f5e2d3b3877d34231bbe45856f3b78b7692e472 Mon Sep 17 00:00:00 2001
From: Wang Shilong <wangsl-fnst@cn.fujitsu.com>
Date: Sun, 7 Apr 2013 10:50:19 +0000
Subject: [PATCH] Btrfs: fix missing check in the btrfs_qgroup_inherit()

The original code forgot to check 'inherit', we should
gurantee that all the qgroups in the struct 'inherit' exist.

Signed-off-by: Wang Shilong <wangsl-fnst@cn.fujitsu.com>
Reviewed-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
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Reading git-format-patch failed