net: atm: remove redundant null pointer check on dev->name

dev->name is a char array of IFNAMSIZ elements, hence can never be
null, so the null pointer check is redundant. Remove it.
Signed-off-by: NColin Ian King <colin.king@canonical.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/atm/mpc.c

@@ -1007,7 +1007,7 @@ static int mpoa_event_listener(struct notifier_block *mpoa_notifier,
 	if (!net_eq(dev_net(dev), &init_net))
 		return NOTIFY_DONE;
 
-	if (dev->name == NULL || strncmp(dev->name, "lec", 3))
+	if (strncmp(dev->name, "lec", 3))
 		return NOTIFY_DONE; /* we are only interested in lec:s */
 
 	switch (event) {