Input: atmel_mxt_ts - return IRQ_NONE when interrupt handler fails

Signed-off-by: NNick Dyer <nick.dyer@itdev.co.uk>
Acked-by: NBenson Leung <bleung@chromium.org>
Acked-by: NYufeng Shen <miletus@chromium.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/touchscreen/atmel_mxt_ts.c

@@ -590,7 +590,7 @@ static irqreturn_t mxt_interrupt(int irq, void *dev_id)
 	do {
 		if (mxt_read_message(data, &message)) {
 			dev_err(dev, "Failed to read message\n");
-			goto end;
+			return IRQ_NONE;
 		}
 
 		reportid = message.reportid;
@@ -617,7 +617,6 @@ static irqreturn_t mxt_interrupt(int irq, void *dev_id)
 		input_sync(data->input_dev);
 	}
 
-end:
 	return IRQ_HANDLED;
 }