diff options
Diffstat (limited to 'drivers/iommu/iommufd/device.c')
-rw-r--r-- | drivers/iommu/iommufd/device.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/iommu/iommufd/device.c b/drivers/iommu/iommufd/device.c index 4f9b2142274c..ed2937a4e196 100644 --- a/drivers/iommu/iommufd/device.c +++ b/drivers/iommu/iommufd/device.c @@ -109,10 +109,7 @@ EXPORT_SYMBOL_NS_GPL(iommufd_device_bind, IOMMUFD); */ void iommufd_device_unbind(struct iommufd_device *idev) { - bool was_destroyed; - - was_destroyed = iommufd_object_destroy_user(idev->ictx, &idev->obj); - WARN_ON(!was_destroyed); + iommufd_object_destroy_user(idev->ictx, &idev->obj); } EXPORT_SYMBOL_NS_GPL(iommufd_device_unbind, IOMMUFD); @@ -382,7 +379,7 @@ void iommufd_device_detach(struct iommufd_device *idev) mutex_unlock(&hwpt->devices_lock); if (hwpt->auto_domain) - iommufd_object_destroy_user(idev->ictx, &hwpt->obj); + iommufd_object_deref_user(idev->ictx, &hwpt->obj); else refcount_dec(&hwpt->obj.users); @@ -456,10 +453,7 @@ EXPORT_SYMBOL_NS_GPL(iommufd_access_create, IOMMUFD); */ void iommufd_access_destroy(struct iommufd_access *access) { - bool was_destroyed; - - was_destroyed = iommufd_object_destroy_user(access->ictx, &access->obj); - WARN_ON(!was_destroyed); + iommufd_object_destroy_user(access->ictx, &access->obj); } EXPORT_SYMBOL_NS_GPL(iommufd_access_destroy, IOMMUFD); @@ -553,8 +547,8 @@ void iommufd_access_unpin_pages(struct iommufd_access *access, iopt_area_iova_to_index( area, min(last_iova, iopt_area_last_iova(area)))); - up_read(&iopt->iova_rwsem); WARN_ON(!iopt_area_contig_done(&iter)); + up_read(&iopt->iova_rwsem); } EXPORT_SYMBOL_NS_GPL(iommufd_access_unpin_pages, IOMMUFD); |