From: Mauro Carvalho Chehab <mchehab@redhat.com>
Date: Thu, 1 Sep 2011 05:57:02 +0000 (-0300)
Subject: [media] tm6000: Don't try to use a non-existing interface
X-Git-Tag: v3.2-rc1~112^2~284
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f8dbab29f4d4b977a56776af0d5296b0e6386aef;p=pandora-kernel.git

[media] tm6000: Don't try to use a non-existing interface

> [34883.426065] tm6000 #0: registered device video0
> [34883.430591] Trident TVMaster TM5600/TM6000/TM6010 USB2 board (Load status: 0)
> [34883.437763] usbcore: registered new interface driver tm6000
> [34884.608372] BUG: unable to handle kernel NULL pointer dereference at 00000002
> [34884.615514] IP: [<f8c4ceea>] tm6000_reset+0xd7/0x11c [tm6000]

The dev->int_in USB interfaces is used by some devices for the
Remote Controller. Not all devices seem to define this interface,
so, tm6000_reset should not try to set the interface to it on
such devices.

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