Re: [PATCH -next] drm/tinydrm: Use kmemdup rather than duplicating its implementation in repaper_spi_transfer()

[Noralf Trønnes <noralf@xxxxxxxxxxx>]

Den 29.11.2018 07.00, skrev YueHaibing:
> use kmemdup rather than duplicating its implementation
>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
> ---

Thanks, applied to drm-misc-next.

Noralf.

>   drivers/gpu/drm/tinydrm/repaper.c | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/tinydrm/repaper.c b/drivers/gpu/drm/tinydrm/repaper.c
> index 07f45a0..54d6fe0 100644
> --- a/drivers/gpu/drm/tinydrm/repaper.c
> +++ b/drivers/gpu/drm/tinydrm/repaper.c
> @@ -108,12 +108,11 @@ static int repaper_spi_transfer(struct spi_device *spi, u8 header,
>   
>   	/* Stack allocated tx? */
>   	if (tx && len <= 32) {
> -		txbuf = kmalloc(len, GFP_KERNEL);
> +		txbuf = kmemdup(tx, len, GFP_KERNEL);
>   		if (!txbuf) {
>   			ret = -ENOMEM;
>   			goto out_free;
>   		}
> -		memcpy(txbuf, tx, len);
>   	}
>   
>   	if (rx) {
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