netdev - [PATCH net-next 18/36] can: slcan: use the generic can_change

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Message-Id: <20220731192029.746751-19-mkl@pengutronix.de>
Date:   Sun, 31 Jul 2022 21:20:11 +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,
        Dario Binacchi <dario.binacchi@...rulasolutions.com>,
        Marc Kleine-Budde <mkl@...gutronix.de>
Subject: [PATCH net-next 18/36] can: slcan: use the generic can_change_mtu()

From: Dario Binacchi <dario.binacchi@...rulasolutions.com>

It is useless to define a custom function that does nothing but always
return the same error code. Better to use the generic can_change_mtu()
function.

Signed-off-by: Dario Binacchi <dario.binacchi@...rulasolutions.com>
Link: https://lore.kernel.org/all/20220728070254.267974-6-dario.binacchi@amarulasolutions.com
Signed-off-by: Marc Kleine-Budde <mkl@...gutronix.de>
---
 drivers/net/can/slcan/slcan-core.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/net/can/slcan/slcan-core.c b/drivers/net/can/slcan/slcan-core.c
index 3a4701d8e081..740d82d68ca4 100644
--- a/drivers/net/can/slcan/slcan-core.c
+++ b/drivers/net/can/slcan/slcan-core.c
@@ -743,16 +743,11 @@ static int slcan_netdev_open(struct net_device *dev)
 	return err;
 }
 
-static int slcan_netdev_change_mtu(struct net_device *dev, int new_mtu)
-{
-	return -EINVAL;
-}
-
 static const struct net_device_ops slcan_netdev_ops = {
 	.ndo_open               = slcan_netdev_open,
 	.ndo_stop               = slcan_netdev_close,
 	.ndo_start_xmit         = slcan_netdev_xmit,
-	.ndo_change_mtu         = slcan_netdev_change_mtu,
+	.ndo_change_mtu         = can_change_mtu,
 };
 
 /******************************************
-- 
2.35.1