can: softing_cs: ret is never non-zero, so remove non-zero check and -ENODEV return

The error return ret is never zero in the error handling path in
softingcs_probe, so the check for non-zero and returning -ENODEV
is logically dead code and hence redundant. Remove it and just
return ret.

Signed-off-by: Colin Ian King <[e-mail]>
Signed-off-by: Marc Kleine-Budde <[e-mail]>

drivers/net/can/softing/softing_cs.c

···
 pcmcia_failed:
 	pcmcia_disable_device(pcmcia);
 	pcmcia->priv = NULL;
-	return ret ?: -ENODEV;
+	return ret;
 }
 
 static const struct pcmcia_device_id softingcs_ids[] = {