Re: [PATCH 3/3] lib/test_vmalloc.c: use unsigned long constant

From: Uladzislau Rezki
Date: Tue Feb 27 2024 - 01:59:53 EST


On Mon, Feb 26, 2024 at 08:11:59PM +0100, Martin Kaiser wrote:
> Use an unsigned long constant instead of an int constant and a cast. This
> fixes the checkpatch warning
>
> WARNING: Unnecessary typecast of c90 int constant - '(unsigned long) 1' could be '1UL'
> + align = ((unsigned long) 1) << i;
>
> Signed-off-by: Martin Kaiser <martin@xxxxxxxxx>
> ---
> lib/test_vmalloc.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/lib/test_vmalloc.c b/lib/test_vmalloc.c
> index d0c0cbe1913d..4ddf769861ff 100644
> --- a/lib/test_vmalloc.c
> +++ b/lib/test_vmalloc.c
> @@ -117,7 +117,7 @@ static int align_shift_alloc_test(void)
> int i;
>
> for (i = 0; i < BITS_PER_LONG; i++) {
> - align = ((unsigned long) 1) << i;
> + align = 1UL << i;
>
> ptr = __vmalloc_node(PAGE_SIZE, align, GFP_KERNEL|__GFP_ZERO, 0,
> __builtin_return_address(0));
> --
> 2.39.2
>
Reviewed-by: Uladzislau Rezki (Sony) <urezki@xxxxxxxxx>

--
Uladzislau Rezki