The kernel ib_wc structure now uses a QP pointer, but the user space
equivalent uses a QP number instead.  This means we can no longer use
a simple structure copy to copy stuff into user space.
Signed-off-by: NBryan O'Sullivan <bryan.osullivan@qlogic.com>
Signed-off-by: NRoland Dreier <rolandd@cisco.com>