Subject: Re: [PATCH] ASoC: Freescale: Delete an error message for a failed memory allocation in three functions

From: Joe Perches <[email-masked]>
Date: Fri, 11 Aug 2017 07:44:31 -0700

On Fri, 2017-08-11 at 15:32 +0200, SF Markus Elfring wrote:
> From 885ccd6c63291dcd4854a0cbaab5188cdc3db805 Mon Sep 17 00:00:00 2001
> From: Markus Elfring <[email-masked]>
> Date: Fri, 11 Aug 2017 15:10:43 +0200
> Subject: [PATCH] ASoC: Freescale: Delete an error message for a failed memory allocation in three functions
> 
> Omit an extra message for a memory allocation failure in these functions.
> 
> This issue was detected by using the Coccinelle software.
> 
> Link: http://events.linuxfoundation.org/sites/events/files/slides/LCJ16-Refactor_Strings-WSang_0.pdf

This doesn't have anything to do with refactoring strings.

Just note that allocations without GFP_NOWARN do a dump_stack()

> diff --git a/sound/soc/fsl/fsl_asrc_dma.c b/sound/soc/fsl/fsl_asrc_dma.c
[]
> @@ -282,7 +282,5 @@ static int fsl_asrc_dma_startup(struct snd_pcm_substream *substream)
> -	if (!pair) {
> -		dev_err(dev, "failed to allocate pair\n");
> +	if (!pair)
>  		return -ENOMEM;
> -	}

Use normal diff output that shows 3 lines of context
above and below the patched lines.