can: softing: remove redundant NULL check

In this case dev cannot be NULL, so remove redundant check.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Fixes: 03fd3cf5a179 ("can: add driver for Softing card")
Signed-off-by: Daniil Dulov <d.dulov@aladdin.ru>
Link: https://lore.kernel.org/all/20240211150535.3529-1-d.dulov@aladdin.ru
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

diff --git a/drivers/net/can/softing/softing_fw.c b/drivers/net/can/softing/softing_fw.c
index 32286f8..721df91 100644 (file)
--- a/drivers/net/can/softing/softing_fw.c
+++ b/drivers/net/can/softing/softing_fw.c
@@ -436,7 +436,7 @@ int softing_startstop(struct net_device *dev, int up)
                return ret;
 
        bus_bitmask_start = 0;
-       if (dev && up)
+       if (up)
                /* prepare to start this bus as well */
                bus_bitmask_start |= (1 << priv->index);
        /* bring netdevs down */