Re: [PATCH 1/1] x86:mm:return -ENOMEM if kzalloc() fails

From: Allen
Date: Thu Sep 07 2017 - 02:38:29 EST


> On Thu, 2017-09-07 at 11:56 +0530, Allen Pais wrote:
>> Currently on failure the value returned from kzalloc() is -1.
>> It should return -ENOMEM.
>>
>
> Looks like there are quite a few of these:
> (probably several false positives too)

The list is long. If the maintainers are okay with these clean-ups,
i'll go ahead and get all of them done.

- Allen

> $ git grep -A3 alloc.*GFP|grep -B3 -P "return\s+\-\d+"
> arch/powerpc/platforms/cell/spider-pci.c: dummy_page_va = kmalloc(PAGE_SIZE, GFP_KERNEL);
> arch/powerpc/platforms/cell/spider-pci.c- if (!dummy_page_va) {
> arch/powerpc/platforms/cell/spider-pci.c- pr_err("SPIDERPCI-IOWA:Alloc dummy_page_va failed.\n");
> arch/powerpc/platforms/cell/spider-pci.c- return -1;
> --
> --