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SubjectRe: [PATCH] pwm: atmel-tcb: Delete an error message for a failed memory allocation in atmel_tcb_pwm_probe()
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Hi,

On 15/12/2017 at 19:00, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Fri, 15 Dec 2017 18:55:11 +0100
>
> Omit an extra message for a memory allocation failure in this function.
>
> This issue was detected by using the Coccinelle software.

Can you point which coccinelle script highlited this issue?

> Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
> ---
> drivers/pwm/pwm-atmel-tcb.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/pwm/pwm-atmel-tcb.c b/drivers/pwm/pwm-atmel-tcb.c
> index acd3ce8ecf3f..4fb1be246c44 100644
> --- a/drivers/pwm/pwm-atmel-tcb.c
> +++ b/drivers/pwm/pwm-atmel-tcb.c
> @@ -401,7 +401,6 @@ static int atmel_tcb_pwm_probe(struct platform_device *pdev)
> tcbpwm = devm_kzalloc(&pdev->dev, sizeof(*tcbpwm), GFP_KERNEL);
> if (tcbpwm == NULL) {
> err = -ENOMEM;
> - dev_err(&pdev->dev, "failed to allocate memory\n");

We have this in case of error:

atmel-tcb-pwm pwm: failed to allocate memory
atmel-tcb-pwm: probe of pwm failed with error -12

Which is somehow redundant I admit...

> goto err_free_tc;
> }
>
>


--
Nicolas Ferre

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