diff options
Diffstat (limited to 'drivers/vfio/mdev/mdev_driver.c')
| -rw-r--r-- | drivers/vfio/mdev/mdev_driver.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/vfio/mdev/mdev_driver.c b/drivers/vfio/mdev/mdev_driver.c index 44c3ba7e56d9..041699571b7e 100644 --- a/drivers/vfio/mdev/mdev_driver.c +++ b/drivers/vfio/mdev/mdev_driver.c @@ -39,7 +39,8 @@ static void mdev_detach_iommu(struct mdev_device *mdev) static int mdev_probe(struct device *dev) { - struct mdev_driver *drv = to_mdev_driver(dev->driver); + struct mdev_driver *drv = + container_of(dev->driver, struct mdev_driver, driver); struct mdev_device *mdev = to_mdev_device(dev); int ret; @@ -47,7 +48,7 @@ static int mdev_probe(struct device *dev) if (ret) return ret; - if (drv && drv->probe) { + if (drv->probe) { ret = drv->probe(mdev); if (ret) mdev_detach_iommu(mdev); @@ -58,10 +59,11 @@ static int mdev_probe(struct device *dev) static int mdev_remove(struct device *dev) { - struct mdev_driver *drv = to_mdev_driver(dev->driver); + struct mdev_driver *drv = + container_of(dev->driver, struct mdev_driver, driver); struct mdev_device *mdev = to_mdev_device(dev); - if (drv && drv->remove) + if (drv->remove) drv->remove(mdev); mdev_detach_iommu(mdev); @@ -79,16 +81,13 @@ EXPORT_SYMBOL_GPL(mdev_bus_type); /** * mdev_register_driver - register a new MDEV driver * @drv: the driver to register - * @owner: module owner of driver to be registered * * Returns a negative value on error, otherwise 0. **/ -int mdev_register_driver(struct mdev_driver *drv, struct module *owner) +int mdev_register_driver(struct mdev_driver *drv) { /* initialize common driver fields */ - drv->driver.name = drv->name; drv->driver.bus = &mdev_bus_type; - drv->driver.owner = owner; /* register with core */ return driver_register(&drv->driver); |