From: Alex Elder <elder@inktank.com>
Date: Fri, 10 Aug 2012 20:12:07 +0000 (-0700)
Subject: rbd: drop dev reference on error in rbd_open()
X-Git-Tag: v3.6~28^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=340c7a2b2c9a2da640af28a8c196356484ac8b50;p=pandora-kernel.git

rbd: drop dev reference on error in rbd_open()

If a read-only rbd device is opened for writing in rbd_open(), it
returns without dropping the just-acquired device reference.

Fix this by moving the read-only check before getting the reference.

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Yehuda Sadeh <yehuda@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
---

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