diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
index 88bf6221d4be..2d011daf5a39 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
@@ -1038,8 +1038,7 @@ int svm_migrate_init(struct amdgpu_device *adev)
 		/* Disable SVM support capability */
 		pgmap->type = 0;
 		if (pgmap->type == MEMORY_DEVICE_PRIVATE)
-			devm_release_mem_region(adev->dev, res->start,
-						res->end - res->start + 1);
+			devm_release_mem_region(adev->dev, res->start, resource_size(res));
 		return PTR_ERR(r);
 	}