linux-kernel - Re: [PATCH 12/31] drm/amdgpu: use kmemdup rather than duplicating its implementation

Open Source and information security mailing list archives

Date:	Mon, 21 Sep 2015 17:36:39 -0400
From:	Alex Deucher <alexdeucher@...il.com>
To:	Christian König <deathsimple@...afone.de>
Cc:	Andrzej Hajda <a.hajda@...sung.com>,
	Alex Deucher <alexander.deucher@....com>,
	Christian König <christian.koenig@....com>,
	David Airlie <airlied@...ux.ie>,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Maling list - DRI developers 
	<dri-devel@...ts.freedesktop.org>,
	Marek Szyprowski <m.szyprowski@...sung.com>
Subject: Re: [PATCH 12/31] drm/amdgpu: use kmemdup rather than duplicating its implementation

On Wed, Sep 16, 2015 at 12:21 PM, Christian König
<deathsimple@...afone.de> wrote:
> On 16.09.2015 11:56, Andrzej Hajda wrote:
>>
>> Ping.
>>
>> Regards
>> Andrzej
>>
>> On 08/07/2015 09:59 AM, Andrzej Hajda wrote:
>>>
>>> The patch was generated using fixed coccinelle semantic patch
>>> scripts/coccinelle/api/memdup.cocci [1].
>>>
>>> [1]: http://permalink.gmane.org/gmane.linux.kernel/2014320
>>>
>>> Signed-off-by: Andrzej Hajda <a.hajda@...sung.com>
>
>
> Somehow missed that. Patch is Reviewed-by: Christian König
> <christian.koenig@....com>.

I hadn't seen it either.  Applied now.

Alex

>
> Regards,
> Christian.
>
>
>>> ---
>>>   drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 4 +---
>>>   1 file changed, 1 insertion(+), 3 deletions(-)
>>>
>>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
>>> b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
>>> index 8da6424..94bd992 100644
>>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
>>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
>>> @@ -549,12 +549,10 @@ int amdgpu_bo_set_metadata (struct amdgpu_bo *bo,
>>> void *metadata,
>>>         if (metadata == NULL)
>>>                 return -EINVAL;
>>>   -     buffer = kzalloc(metadata_size, GFP_KERNEL);
>>> +       buffer = kmemdup(metadata, metadata_size, GFP_KERNEL);
>>>         if (buffer == NULL)
>>>                 return -ENOMEM;
>>>   -     memcpy(buffer, metadata, metadata_size);
>>> -
>>>         kfree(bo->metadata);
>>>         bo->metadata_flags = flags;
>>>         bo->metadata = buffer;
>>
>> _______________________________________________
>> dri-devel mailing list
>> dri-devel@...ts.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/dri-devel
>
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/dri-devel
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