Revert "ibmvnic: remove never executed if statement"

This reverts commit 550f4d46.

adapter->from_passive_init may be changed in ibmvnic_handle_crq
while ibmvnic_reset_init is waiting for the completion of
adapter->init_done.

Signed-off-by: Lijun Pan <ljp@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>