[media] rc: Fix double free in gpio_ir_recv_remove()

Since rc_unregister_device() frees its argument there's no need to
subsequently call rc_free_device() on the same variable - in fact it's
a double free bug.
Easily fixed by just removing the rc_free_device() call.
Signed-off-by: NJesper Juhl <jj@chaosbits.net>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/rc/gpio-ir-recv.c

@@ -148,7 +148,6 @@ static int __devexit gpio_ir_recv_remove(struct platform_device *pdev)
 	platform_set_drvdata(pdev, NULL);
 	rc_unregister_device(gpio_dev->rcdev);
 	gpio_free(gpio_dev->gpio_nr);
-	rc_free_device(gpio_dev->rcdev);
 	kfree(gpio_dev);
 	return 0;
 }