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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-id: <55F93CDB.70505@samsung.com>
Date:	Wed, 16 Sep 2015 11:56:43 +0200
From:	Andrzej Hajda <a.hajda@...sung.com>
To:	Alex Deucher <alexander.deucher@....com>,
	Christian König <christian.koenig@....com>,
	David Airlie <airlied@...ux.ie>
Cc:	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 12/31] drm/amdgpu: use kmemdup rather than duplicating its
 implementation

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>
> ---
>  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;

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/