From: Mauro Carvalho Chehab <mchehab@redhat.com>
Date: Mon, 14 Feb 2011 10:01:51 +0000 (-0300)
Subject: [media] cx88: Don't allow opening a device while it is not ready
X-Git-Tag: v2.6.39-rc1~86^2~345
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=121ec13267fabcf2c81e4584f1505069e234b30d;p=pandora-kernel.git

[media] cx88: Don't allow opening a device while it is not ready

After registering the cdev, it would be possible do have an open on it.
In a matter of fact, some versions of udev do this. So, move registration
to the end and protect it with a mutex.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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