[media] gspca: Use module_usb_driver macro

module_usb_driver eliminates a lot of boilerplate by replacing
module_init() and module_exit() calls.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
1 file changed