Re: [PATCH 1/2] kmemleak: Delete an error message for a failed memory allocation in two functions
From: Catalin Marinas
Date: Mon Aug 14 2017 - 07:14:40 EST
On Mon, Aug 14, 2017 at 11:35:02AM +0200, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Mon, 14 Aug 2017 10:50:22 +0200
>
> Omit an extra message for a memory allocation failure in these functions.
>
> This issue was detected by using the Coccinelle software.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> mm/kmemleak.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/mm/kmemleak.c b/mm/kmemleak.c
> index 7780cd83a495..c6c798d90b2e 100644
> --- a/mm/kmemleak.c
> +++ b/mm/kmemleak.c
> @@ -555,7 +555,6 @@ static struct kmemleak_object *create_object(unsigned long ptr, size_t size,
>
> object = kmem_cache_alloc(object_cache, gfp_kmemleak_mask(gfp));
> if (!object) {
> - pr_warn("Cannot allocate a kmemleak_object structure\n");
> kmemleak_disable();
I don't really get what this patch is trying to achieve. Given that
kmemleak will be disabled after this, I'd rather know why it happened.
--
Catalin