net: Remove bogus reference to BUS_ID_SIZE in sysfs code.

BUS_ID_SIZE is really no more, and device names are dynamically
allocated and thus can be any necessary size.

So remove the BUG check here making sure BUS_ID_SIZE is at least
as large as IFNAMSIZ.
Signed-off-by: David S. Miller <davem@davemloft.net>

net/core/net-sysfs.c

@@ -499,7 +499,6 @@ int netdev_register_kobject(struct net_device *net)
 	dev->platform_data = net;
 	dev->groups = groups;
 
-	BUILD_BUG_ON(BUS_ID_SIZE < IFNAMSIZ);
 	dev_set_name(dev, "%s", net->name);
 
 #ifdef CONFIG_SYSFS