From: Ricardo Cerqueira <v4l@cerqueira.org>
Date: Thu, 14 Feb 2008 01:41:15 +0000 (-0300)
Subject: V4L/DVB (7201): cx88-mpeg: Fix race condition in variable access
X-Git-Tag: v2.6.25-rc3~132^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=baff6cdd3328e7b35c4e155d79105621812bceec;p=pandora-kernel.git

V4L/DVB (7201): cx88-mpeg: Fix race condition in variable access

There was a possible race condition in the increment/decrement of
the active device references counter.
Thanks to Trent Piepho (xyzzy@speakeasy.org) for bringing it up.

Signed-off-by: Ricardo Cerqueira <v4l@cerqueira.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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