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ca4e771f7b
When enabling debug with v4l_debug set to 2 or greater, the driver OOPS's on startup. Checks dev pointer before dereferencing, in order to prevent this OOPS. Signed-off-by: Michael Krufky <mkrufky@kernellabs.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>