diff options
Diffstat (limited to 'drivers/vfio/vfio.c')
-rw-r--r-- | drivers/vfio/vfio.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c index ecca316386f5..4cc961b894af 100644 --- a/drivers/vfio/vfio.c +++ b/drivers/vfio/vfio.c @@ -1080,30 +1080,26 @@ static long vfio_ioctl_set_iommu(struct vfio_container *container, continue; } - /* module reference holds the driver we're working on */ - mutex_unlock(&vfio.iommu_drivers_lock); - data = driver->ops->open(arg); if (IS_ERR(data)) { ret = PTR_ERR(data); module_put(driver->ops->owner); - goto skip_drivers_unlock; + continue; } ret = __vfio_container_attach_groups(container, driver, data); - if (!ret) { - container->iommu_driver = driver; - container->iommu_data = data; - } else { + if (ret) { driver->ops->release(data); module_put(driver->ops->owner); + continue; } - goto skip_drivers_unlock; + container->iommu_driver = driver; + container->iommu_data = data; + break; } mutex_unlock(&vfio.iommu_drivers_lock); -skip_drivers_unlock: up_write(&container->group_lock); return ret; |