[PATCH] virtio: Directly use ida_alloc()/free()

From: keliu
Date: Fri May 27 2022 - 03:12:30 EST


Use ida_alloc()/ida_free() instead of deprecated
ida_simple_get()/ida_simple_remove() .

Signed-off-by: keliu <liuke94@xxxxxxxxxx>
---
drivers/virtio/virtio.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c
index 22f15f444f75..143f94652306 100644
--- a/drivers/virtio/virtio.c
+++ b/drivers/virtio/virtio.c
@@ -413,7 +413,7 @@ int register_virtio_device(struct virtio_device *dev)
device_initialize(&dev->dev);

/* Assign a unique device index and hence name. */
- err = ida_simple_get(&virtio_index_ida, 0, 0, GFP_KERNEL);
+ err = ida_alloc(&virtio_index_ida, GFP_KERNEL);
if (err < 0)
goto out;

@@ -451,7 +451,7 @@ int register_virtio_device(struct virtio_device *dev)
out_of_node_put:
of_node_put(dev->dev.of_node);
out_ida_remove:
- ida_simple_remove(&virtio_index_ida, dev->index);
+ ida_free(&virtio_index_ida, dev->index);
out:
virtio_add_status(dev, VIRTIO_CONFIG_S_FAILED);
return err;
@@ -469,7 +469,7 @@ void unregister_virtio_device(struct virtio_device *dev)
int index = dev->index; /* save for after device release */

device_unregister(&dev->dev);
- ida_simple_remove(&virtio_index_ida, index);
+ ida_free(&virtio_index_ida, index);
}
EXPORT_SYMBOL_GPL(unregister_virtio_device);

--
2.25.1