netdev - [net-next 13/14] can: peak_usb: pcan_usb_get_serial(): unconditionally assign serial

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Message-Id: <20210413095201.2409865-14-mkl@pengutronix.de>
Date:   Tue, 13 Apr 2021 11:52:00 +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 13/14] can: peak_usb: pcan_usb_get_serial(): unconditionally assign serial_number

The function serial_number is only called from one location with a
valid serial_number pointer. Remove not needed NULL pointer check.

Link: https://lore.kernel.org/r/20210406111622.1874957-10-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 | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/can/usb/peak_usb/pcan_usb.c b/drivers/net/can/usb/peak_usb/pcan_usb.c
index ffb01c3a3827..929cc1b05aa2 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb.c
@@ -367,9 +367,7 @@ static int pcan_usb_get_serial(struct peak_usb_device *dev, u32 *serial_number)
 	err = pcan_usb_wait_rsp(dev, PCAN_USB_CMD_SN, PCAN_USB_GET, args);
 	if (err)
 		return err;
-
-	if (serial_number)
-		*serial_number = le32_to_cpup((__le32 *)args);
+	*serial_number = le32_to_cpup((__le32 *)args);
 
 	return 0;
 }
-- 
2.30.2