net/pcmcia: convert to use netdev_for_each_mc_addr

removed fill_multicast_tbl function in smc91c92_cs and do the work inline

rewritten set_addresses function in xirc2ps_cs. This was kinda headache.
Simulated the original and new functions and they bahave the same.

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>