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* [PATCH -next] drm/tinydrm: Use kmemdup rather than duplicating its implementation in repaper_spi_transfer()
@ 2018-11-29  6:00 YueHaibing
  2018-12-04 15:00 ` Noralf Trønnes
  0 siblings, 1 reply; 2+ messages in thread
From: YueHaibing @ 2018-11-29  6:00 UTC (permalink / raw)
  To: noralf, airlied; +Cc: YueHaibing, dri-devel, linux-kernel, kernel-janitors

use kmemdup rather than duplicating its implementation

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 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) {




^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH -next] drm/tinydrm: Use kmemdup rather than duplicating its implementation in repaper_spi_transfer()
  2018-11-29  6:00 [PATCH -next] drm/tinydrm: Use kmemdup rather than duplicating its implementation in repaper_spi_transfer() YueHaibing
@ 2018-12-04 15:00 ` Noralf Trønnes
  0 siblings, 0 replies; 2+ messages in thread
From: Noralf Trønnes @ 2018-12-04 15:00 UTC (permalink / raw)
  To: YueHaibing, airlied; +Cc: dri-devel, linux-kernel, kernel-janitors


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

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) {
>
>
>

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2018-11-29  6:00 [PATCH -next] drm/tinydrm: Use kmemdup rather than duplicating its implementation in repaper_spi_transfer() YueHaibing
2018-12-04 15:00 ` Noralf Trønnes

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