From: Chris Rankin <rankincj@yahoo.com>
Date: Sat, 20 Aug 2011 11:21:03 +0000 (-0300)
Subject: [media] em28xx: use atomic bit operations for devices-in-use mask
X-Git-Tag: v3.2-rc1~112^2~258
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=38b61eb2dac06fdc42815b004e9824d8196cfcfb;p=pandora-kernel.git

[media] em28xx: use atomic bit operations for devices-in-use mask

Use atomic bit operations for the em28xx_devused mask, to prevent an
unlikely race condition should two adapters be plugged in
simultaneously. The operations also clearer than explicit bit
manipulation anyway.

Signed-off-by: Chris Rankin <rankincj@yahoo.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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