Use resource_size function on resource object instead of explicit computation. Clean up coccicheck warning: ./drivers/gpu/drm/amd/amdkfd/kfd_migrate.c:905:10-13: ERROR: Missing resource_size with res Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx> Signed-off-by: Yang Li <yang.lee@xxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/amd/amdkfd/kfd_migrate.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c index 4a16e3c..f53e17a 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); } -- 1.8.3.1