From: Anand Jain <Anand.Jain@oracle.com>
Date: Wed, 30 Jul 2014 12:04:10 +0000 (+0800)
Subject: btrfs: sysfs label interface should check for read only FS
X-Git-Tag: fixes-against-v3.18-rc2~120^2~78
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=79aec2b80db1089f983d60e4a22cb95d8b939844;p=pandora-kernel.git

btrfs: sysfs label interface should check for read only FS

Not sure how this escaped many eyes so far

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: Chris Mason <clm@fb.com>
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Reading git-diff-tree failed