nvmet: replace ida_simple[get|remove] with the simler ida_[alloc|free]

ida_simple_[get|remove] are wrappers anyways.
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

drivers/nvme/target/core.c

@@ -1400,7 +1400,7 @@ u16 nvmet_alloc_ctrl(const char *subsysnqn, const char *hostnqn,
 	if (subsys->cntlid_min > subsys->cntlid_max)
 		goto out_free_sqs;
 
-	ret = ida_simple_get(&cntlid_ida,
+	ret = ida_alloc_range(&cntlid_ida,
 			     subsys->cntlid_min, subsys->cntlid_max,
 			     GFP_KERNEL);
 	if (ret < 0) {
@@ -1459,7 +1459,7 @@ static void nvmet_ctrl_free(struct kref *ref)
 	flush_work(&ctrl->async_event_work);
 	cancel_work_sync(&ctrl->fatal_err_work);
 
-	ida_simple_remove(&cntlid_ida, ctrl->cntlid);
+	ida_free(&cntlid_ida, ctrl->cntlid);
 
 	nvmet_async_events_free(ctrl);
 	kfree(ctrl->sqs);