From: Michael S. Tsirkin <mst@redhat.com>
Date: Wed, 17 Mar 2010 14:06:11 +0000 (+0200)
Subject: vhost: fix error handling in vring ioctls
X-Git-Tag: v2.6.34-rc3~84^2~5^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=535297a6ae4c3b7a0562e71fac15c213eeec68e7;p=pandora-kernel.git

vhost: fix error handling in vring ioctls

Stanse found a locking problem in vhost_set_vring:
several returns from VHOST_SET_VRING_KICK, VHOST_SET_VRING_CALL,
VHOST_SET_VRING_ERR with the vq->mutex held.
Fix these up.

Reported-by: Jiri Slaby <jirislaby@gmail.com>
Acked-by: Laurent Chavey <chavey@google.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---

Reading git-diff-tree failed