linux-kernel - Re: [PATCH 1/3] coresight: etb10: Delete an error message for a failed memory allocation in etb

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Message-ID: <CANLsYky=-vmB+xMEZ4M0vWRx0Yimfb5E+whfJeTQ1jndj6GBUQ@mail.gmail.com>
Date:   Mon, 15 May 2017 11:44:37 -0600
From:   Mathieu Poirier <mathieu.poirier@...aro.org>
To:     SF Markus Elfring <elfring@...rs.sourceforge.net>
Cc:     "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "Suzuki K. Poulose" <suzuki.poulose@....com>,
        LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org, Wolfram Sang <wsa@...-dreams.de>
Subject: Re: [PATCH 1/3] coresight: etb10: Delete an error message for a
 failed memory allocation in etb_probe()

On 12 May 2017 at 12:51, SF Markus Elfring
<elfring@...rs.sourceforge.net> wrote:
> From: Markus Elfring <elfring@...rs.sourceforge.net>
> 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@...rs.sourceforge.net>
> ---
>  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
>