nvme: don't pass cap to nvme_disable_ctrl

All seem to call it with ctrl->cap so no need to pass it
at all.

Reviewed-by: Minwoo Im <minwoo.im.dev@gmail.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>

drivers/nvme/host/rdma.c

@@ -1859,7 +1859,7 @@ static void nvme_rdma_shutdown_ctrl(struct nvme_rdma_ctrl *ctrl, bool shutdown)
 	if (shutdown)
 		nvme_shutdown_ctrl(&ctrl->ctrl);
 	else
-		nvme_disable_ctrl(&ctrl->ctrl, ctrl->ctrl.cap);
+		nvme_disable_ctrl(&ctrl->ctrl);
 	nvme_rdma_teardown_admin_queue(ctrl, shutdown);
 }