return ret;
tcemem = kzalloc(sizeof(*tcemem), GFP_KERNEL);
+ if (!tcemem) {
+ mm_iommu_put(container->mm, mem);
+ return -ENOMEM;
+ }
+
tcemem->mem = mem;
list_add(&tcemem->next, &container->prereg_list);
unsigned long pages = tbl->it_allocated_size >> PAGE_SHIFT;
tce_iommu_userspace_view_free(tbl, container->mm);
- tbl->it_ops->free(tbl);
+ iommu_tce_table_put(tbl);
decrement_locked_vm(container->mm, pages);
}
if (!table_group->ops || !table_group->ops->take_ownership ||
!table_group->ops->release_ownership) {
+ if (container->v2) {
+ ret = -EPERM;
+ goto unlock_exit;
+ }
ret = tce_iommu_take_ownership(container, table_group);
} else {
+ if (!container->v2) {
+ ret = -EPERM;
+ goto unlock_exit;
+ }
ret = tce_iommu_take_ownership_ddw(container, table_group);
if (!tce_groups_attached(container) && !container->tables[0])
container->def_window_pending = true;