Re: [PATCH] drivers: gpu: drm: gma500: Replaced calls kzalloc &memcpy with kmemdup

[Patrik Jakobsson]

On Mon, Mar 11, 2013 at 8:46 PM, Alexandru Gheorghiu
<gheorghiuandru@xxxxxxxxx> wrote:
> Replaced calls kzalloc followed by memcpy with call to kmemdup.
> Patch found using coccinelle.
>
> Signed-off-by: Alexandru Gheorghiu <gheorghiuandru@xxxxxxxxx>
> ---
>  drivers/gpu/drm/gma500/intel_bios.c |    3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/gma500/intel_bios.c b/drivers/gpu/drm/gma500/intel_bios.c
> index 403fffb..d349734 100644
> --- a/drivers/gpu/drm/gma500/intel_bios.c
> +++ b/drivers/gpu/drm/gma500/intel_bios.c
> @@ -218,12 +218,11 @@ static void parse_backlight_data(struct drm_psb_private *dev_priv,
>         bl_start = find_section(bdb, BDB_LVDS_BACKLIGHT);
>         vbt_lvds_bl = (struct bdb_lvds_backlight *)(bl_start + 1) + p_type;
>
> -       lvds_bl = kzalloc(sizeof(*vbt_lvds_bl), GFP_KERNEL);
> +       lvds_bl = kmemdup(vbt_lvds_bl, sizeof(*vbt_lvds_bl), GFP_KERNEL);
>         if (!lvds_bl) {
>                 dev_err(dev_priv->dev->dev, "out of memory for backlight data\n");
>                 return;
>         }
> -       memcpy(lvds_bl, vbt_lvds_bl, sizeof(*vbt_lvds_bl));
>         dev_priv->lvds_bl = lvds_bl;
>  }
>
> --
> 1.7.9.5

Reviewed-by: Patrik Jakobsson <patrik.r.jakobsson@xxxxxxxxx>
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