IB/bnxt_re: Do not notifify GID change event

GID table entry operations such as add/remove/modify are triggered
by the IB core for RoCE ports.
Hence, remove GID change notification from hw driver.
Reviewed-by: NSelvin Xavier <selvin.xavier@broadcom.com>
Tested-by: NSelvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: NParav Pandit <parav@mellanox.com>
Link: https://lore.kernel.org/r/20190726182652.50037-1-parav@mellanox.comSigned-off-by: NDoug Ledford <dledford@redhat.com>

drivers/infiniband/hw/bnxt_re/main.c

@@ -1473,7 +1473,6 @@ static int bnxt_re_ib_reg(struct bnxt_re_dev *rdev)
 			 &rdev->active_width);
 	set_bit(BNXT_RE_FLAG_ISSUE_ROCE_STATS, &rdev->flags);
 	bnxt_re_dispatch_event(&rdev->ibdev, NULL, 1, IB_EVENT_PORT_ACTIVE);
-	bnxt_re_dispatch_event(&rdev->ibdev, NULL, 1, IB_EVENT_GID_CHANGE);
 
 	return 0;
 free_sctx: