lkml.org 
[lkml]   [2018]   [Sep]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH] drm/nouveau/secboot/acr: fix memory leak
On Fri, Sep 7, 2018 at 8:02 PM, John Hubbard <jhubbard@nvidia.com> wrote:
> On 8/2/18 12:51 PM, Gustavo A. R. Silva wrote:
>> Hi all,
>>
>> Friendly ping! Who can take this?
>>
>> Thanks
>> --
>> Gustavo
>>
>> On 07/24/2018 08:27 AM, Gustavo A. R. Silva wrote:
>>> In case memory resources for *bl_desc* were allocated, release
>>> them before return.
>>>
>>> Addresses-Coverity-ID: 1472021 ("Resource leak")
>>> Fixes: 0d466901552a ("drm/nouveau/secboot/acr: Remove VLA usage")
>>> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
>>> ---
>>> drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c | 1 +
>>> 1 file changed, 1 insertion(+)
>>>
>>> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c
>>> index d02e183..5c14d6a 100644
>>> --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c
>>> +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c
>>> @@ -801,6 +801,7 @@ acr_r352_load(struct nvkm_acr *_acr, struct nvkm_falcon *falcon,
>>> bl = acr->hsbl_unload_blob;
>>> } else {
>>> nvkm_error(_acr->subdev, "invalid secure boot blob!\n");
>>> + kfree(bl_desc);
>>> return -EINVAL;
>>> }
>>>
>>>
>
> Hi Gustavo,
>
> Seeing as how I've been working on this corner of Nouveau lately (don't ask, haha),
> I reviewed and also tested this. It looks good, you can add:
>
> Reviewed-by: John Hubbard <jhubbard@nvidia.com>

Ben can you take this?

Reviewed-by: Kees Cook <keescook@chromium.org>

-Kees

--
Kees Cook
Pixel Security

\
 
 \ /
  Last update: 2018-09-13 23:35    [W:0.074 / U:29.952 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site