diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
index 4a16e3c257b92..f53e17a94ad8c 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
@@ -901,8 +901,7 @@ int svm_migrate_init(struct amdgpu_device *adev)
 
 		/* Disable SVM support capability */
 		pgmap->type = 0;
-		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);
 	}