Input: rpckbd - fix the return value handle for platform_get_irq()

There is no possible for platform_get_irq() to return 0,
and the return value of platform_get_irq() is more sensible
to show the error reason.
Signed-off-by: Ruan Jinjie <ruanjinjie@huawei.com>
Link: https://lore.kernel.org/r/20230731122246.2028651-1-ruanjinjie@huawei.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/serio/rpckbd.c

@@ -101,12 +101,12 @@ static int rpckbd_probe(struct platform_device *dev)
 	int tx_irq, rx_irq;
 
 	rx_irq = platform_get_irq(dev, 0);
-	if (rx_irq <= 0)
-		return rx_irq < 0 ? rx_irq : -ENXIO;
+	if (rx_irq < 0)
+		return rx_irq;
 
 	tx_irq = platform_get_irq(dev, 1);
-	if (tx_irq <= 0)
-		return tx_irq < 0 ? tx_irq : -ENXIO;
+	if (tx_irq < 0)
+		return tx_irq;
 
 	serio = kzalloc(sizeof(struct serio), GFP_KERNEL);
 	rpckbd = kzalloc(sizeof(*rpckbd), GFP_KERNEL);