[LLC]: Kill static inline llc_addrany

After the patch:
$ git-grep llc_addrany | wc -l
0
Signed-off-by: NIlpo Järvinen <ilpo.jarvinen@helsinki.fi>
Acked-by: NArnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/net/llc_if.h

@@ -74,11 +74,6 @@ static inline int llc_mac_null(const u8 *mac)
 	return is_zero_ether_addr(mac);
 }
 
-static inline int llc_addrany(const struct llc_addr *addr)
-{
-	return llc_mac_null(addr->mac) && !addr->lsap;
-}
-
 static inline int llc_mac_multicast(const u8 *mac)
 {
 	return is_multicast_ether_addr(mac);