diff options
Diffstat (limited to 'drivers/vfio/mdev/mdev_core.c')
| -rw-r--r-- | drivers/vfio/mdev/mdev_core.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c index b558d4cfd082..6de97d25a3f8 100644 --- a/drivers/vfio/mdev/mdev_core.c +++ b/drivers/vfio/mdev/mdev_core.c @@ -154,6 +154,10 @@ int mdev_register_device(struct device *dev, const struct mdev_parent_ops *ops) if (!dev) return -EINVAL; + /* Not mandatory, but its absence could be a problem */ + if (!ops->request) + dev_info(dev, "Driver cannot be asked to release device\n"); + mutex_lock(&parent_list_lock); /* Check for duplicate */ |