Re: [PATCH 1/3] coresight: etb10: Delete an error message for a failed memory allocation in etb_probe()

From: Mathieu Poirier
Date: Mon May 15 2017 - 13:44:50 EST


On 12 May 2017 at 12:51, SF Markus Elfring
<elfring@xxxxxxxxxxxxxxxxxxxxx> wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Fri, 12 May 2017 20:23:43 +0200
>
> Omit an extra message for a memory allocation failure in this function.
>
> This issue was detected by using the Coccinelle software.
>
> Link: http://events.linuxfoundation.org/sites/events/files/slides/LCJ16-Refactor_Strings-WSang_0.pdf
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/hwtracing/coresight/coresight-etb10.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/drivers/hwtracing/coresight/coresight-etb10.c b/drivers/hwtracing/coresight/coresight-etb10.c
> index 979ea6ec7902..837aebf22c45 100644
> --- a/drivers/hwtracing/coresight/coresight-etb10.c
> +++ b/drivers/hwtracing/coresight/coresight-etb10.c
> @@ -675,11 +675,8 @@ static int etb_probe(struct amba_device *adev, const struct amba_id *id)
>
> drvdata->buf = devm_kzalloc(dev,
> drvdata->buffer_depth * 4, GFP_KERNEL);
> - if (!drvdata->buf) {
> - dev_err(dev, "Failed to allocate %u bytes for buffer data\n",
> - drvdata->buffer_depth * 4);
> + if (!drvdata->buf)
> return -ENOMEM;
> - }
>
> desc.type = CORESIGHT_DEV_TYPE_SINK;
> desc.subtype.sink_subtype = CORESIGHT_DEV_SUBTYPE_SINK_BUFFER;

Applied - thanks.

> --
> 2.12.3
>