Input: cyttsp - remove useless checks in cyttsp_probe()

This fixes reference-before-check problem; there is no reason to check
if caller passed NULL dev or bus_ops as it is done only by bus-specific
drivers which already do the right thing.

Reported-by: Dan Carpenter <[e-mail]>
Signed-off-by: Dmitry Torokhov <[e-mail]>

drivers/input/touchscreen/cyttsp_core.c

···
 	struct input_dev *input_dev;
 	int error;
 
-	if (!dev || !bus_ops || !pdata || !pdata->name || irq <= 0) {
+	if (!pdata || !pdata->name || irq <= 0) {
 		error = -EINVAL;
 		goto err_out;
 	}