selinux: drop copy-paste comment

Port labeling is based on port number and protocol (TCP/UDP/...) but not
based on network family (IPv4/IPv6).

Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>

Author: cgzones

security/selinux/netport.c

@@ -47,12 +47,6 @@ struct sel_netport {
 	struct rcu_head rcu;
 };
 
-/* NOTE: we are using a combined hash table for both IPv4 and IPv6, the reason
- * for this is that I suspect most users will not make heavy use of both
- * address families at the same time so one table will usually end up wasted,
- * if this becomes a problem we can always add a hash table for each address
- * family later */
-
 static DEFINE_SPINLOCK(sel_netport_lock);
 static struct sel_netport_bkt sel_netport_hash[SEL_NETPORT_HASH_SIZE];