From: Andy Zhou <azhou@nicira.com>
Date: Tue, 21 Jan 2014 17:31:04 +0000 (-0800)
Subject: openvswitch: Fix kernel panic on ovs_flow_free
X-Git-Tag: v3.14-rc3~36^2~48^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e80857cce82da31e41a6599fc888dfc92e0167cc;p=pandora-kernel.git

openvswitch: Fix kernel panic on ovs_flow_free

Both mega flow mask's reference counter and per flow table mask list
should only be accessed when holding ovs_mutex() lock. However
this is not true with ovs_flow_table_flush(). The patch fixes this bug.

Reported-by: Joe Stringer <joestringer@nicira.com>
Signed-off-by: Andy Zhou <azhou@nicira.com>
Signed-off-by: Jesse Gross <jesse@nicira.com>
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