From: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Date: Mon, 23 Feb 2015 12:41:17 +0000 (-0300)
Subject: [media] dvb core: only start media entity if not NULL
X-Git-Tag: omap-for-v4.1/fixes-rc1~72^2~1^2~377
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8a26a258bdb82db241cdc35f332f88dd67bdb9c9;p=pandora-kernel.git

[media] dvb core: only start media entity if not NULL

The logic there tries to start the media entity even if it
doesn't exist, causing this bug:

	[  314.356162] BUG: unable to handle kernel NULL pointer dereference at 0000000000000010
	[  314.356202] IP: [<ffffffffa02ef74c>] media_entity_pipeline_start+0x1c/0x390 [media]

Reported-by: Gert-Jan van der Stroom <gjstroom@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
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