[ATM] drivers/atm/iphase.c: mostly kmalloc + memset conversion to kzalloc

 drivers/atm/iphase.c | 111508 -> 111431 (-77 bytes)
 drivers/atm/iphase.o | 254740 -> 254260 (-480 bytes)

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>