diff mbox series

[PATCHv1,4/7] vfio/mdev: Avoid masking error code to EBUSY

Message ID 1553658345-43995-5-git-send-email-parav@mellanox.com (mailing list archive)
State New, archived
Headers show
Series vfio/mdev: Improve vfio/mdev core module | expand

Commit Message

Parav Pandit March 27, 2019, 3:45 a.m. UTC 
Instead of masking return error to -EBUSY, return actual error
returned by the driver.

Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: Parav Pandit <parav@mellanox.com>
---
 drivers/vfio/mdev/mdev_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Cornelia Huck April 1, 2019, 5:21 p.m. UTC | #1 
On Tue, 26 Mar 2019 22:45:42 -0500
Parav Pandit <parav@mellanox.com> wrote:

> Instead of masking return error to -EBUSY, return actual error
> returned by the driver.
> 
> Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
> Signed-off-by: Parav Pandit <parav@mellanox.com>
> ---
>  drivers/vfio/mdev/mdev_core.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c
> index 00ca613..836d319 100644
> --- a/drivers/vfio/mdev/mdev_core.c
> +++ b/drivers/vfio/mdev/mdev_core.c
> @@ -141,7 +141,7 @@ static int mdev_device_remove_ops(struct mdev_device *mdev, bool force_remove)
>  	 */
>  	ret = parent->ops->remove(mdev);
>  	if (ret && !force_remove)
> -		return -EBUSY;
> +		return ret;
>  
>  	sysfs_remove_groups(&mdev->dev.kobj, parent->ops->mdev_attr_groups);
>  	return 0;

Makes sense, even if no current ->remove callback returns anything
other than 0 or -EBUSY.

Reviewed-by: Cornelia Huck <cohuck@redhat.com>
diff mbox series

Patch

diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c
index 00ca613..836d319 100644
--- a/drivers/vfio/mdev/mdev_core.c
+++ b/drivers/vfio/mdev/mdev_core.c
@@ -141,7 +141,7 @@  static int mdev_device_remove_ops(struct mdev_device *mdev, bool force_remove)
 	 */
 	ret = parent->ops->remove(mdev);
 	if (ret && !force_remove)
-		return -EBUSY;
+		return ret;
 
 	sysfs_remove_groups(&mdev->dev.kobj, parent->ops->mdev_attr_groups);
 	return 0;