netdev - [net-next 11/14] can: peak_usb: pcan_usb_get_serial(): remove error message from error path

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Message-Id: <20210413095201.2409865-12-mkl@pengutronix.de>
Date:   Tue, 13 Apr 2021 11:51:58 +0200
From:   Marc Kleine-Budde <mkl@...gutronix.de>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org, linux-can@...r.kernel.org,
        kernel@...gutronix.de, Marc Kleine-Budde <mkl@...gutronix.de>,
        Stephane Grosjean <s.grosjean@...k-system.com>
Subject: [net-next 11/14] can: peak_usb: pcan_usb_get_serial(): remove error message from error path

The caller of pcan_usb_get_serial() already prints an error message,
so remove this one and return immediately.

Link: https://lore.kernel.org/r/20210406111622.1874957-8-mkl@pengutronix.de
Acked-by: Stephane Grosjean <s.grosjean@...k-system.com>
Tested-by: Stephane Grosjean <s.grosjean@...k-system.com>
Signed-off-by: Marc Kleine-Budde <mkl@...gutronix.de>
---
 drivers/net/can/usb/peak_usb/pcan_usb.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/net/can/usb/peak_usb/pcan_usb.c b/drivers/net/can/usb/peak_usb/pcan_usb.c
index 671d589b48c1..fd5ea95fd55d 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb.c
@@ -365,16 +365,17 @@ static int pcan_usb_get_serial(struct peak_usb_device *dev, u32 *serial_number)
 	int err;
 
 	err = pcan_usb_wait_rsp(dev, PCAN_USB_CMD_SN, PCAN_USB_GET, args);
-	if (err) {
-		netdev_err(dev->netdev, "getting serial failure: %d\n", err);
-	} else if (serial_number) {
+	if (err)
+		return err;
+
+	if (serial_number) {
 		__le32 tmp32;
 
 		memcpy(&tmp32, args, 4);
 		*serial_number = le32_to_cpu(tmp32);
 	}
 
-	return err;
+	return 0;
 }
 
 /*
-- 
2.30.2