pcmcia: remove unused IRQ_FIRST_SHARED

Komuro pointed out that IRQ_FIRST_SHARED is not used at all in the
PCMCIA subsystem, so remove it. Also, remove two bogus assignments.

CC: Karsten Keil <[email protected]>
CC: [email protected]
CC: [email protected]
CC: Komuro <[email protected]>
Signed-off-by: Dominik Brodowski <[email protected]>
12 files changed