From: Mauro Carvalho Chehab <m.chehab@samsung.com>
Date: Wed, 5 Mar 2014 14:21:07 +0000 (-0300)
Subject: [media] em28xx: Only deallocate struct em28xx after finishing all extensions
X-Git-Tag: v3.15-rc1~85^2~154
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=47677e51e2a4040c204d7971a5103592600185b1;p=pandora-kernel.git

[media] em28xx: Only deallocate struct em28xx after finishing all extensions

We can't free struct em28xx while one of the extensions is still
using it.

So, add a kref() to control it, freeing it only after the
extensions fini calls.

Reviewed-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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