iwl3945: re-add iwl_poll_direct_bit return value check

Re-add the iwl_poll_direct_bit return value assignment dropped in
"iwl3945: add apm ops".

Signed-off-by: Jason Andryuk <jandryuk@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
1 file changed