linux-kernel - Re: [PATCH] ALSA: sis7019: fix error return code in sis_chip

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Date:	Fri, 31 May 2013 08:19:23 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Wei Yongjun <weiyj.lk@...il.com>
Cc:	perex@...ex.cz, wfp5p@...ginia.edu, adam.buchbinder@...il.com,
	jkosina@...e.cz, Julia.Lawall@...6.fr,
	yongjun_wei@...ndmicro.com.cn, alsa-devel@...a-project.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ALSA: sis7019: fix error return code in sis_chip_create()

At Thu, 30 May 2013 19:55:34 +0800,
Wei Yongjun wrote:
> 
> From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
> 
> Fix to return a negative error code in the pci_set_dma_mask() error
> handling case instead of 0, as done elsewhere in this function.
> 
> Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>

Thanks, applied.


Takashi

> ---
>  sound/pci/sis7019.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/sound/pci/sis7019.c b/sound/pci/sis7019.c
> index f2639a0..e413b4e 100644
> --- a/sound/pci/sis7019.c
> +++ b/sound/pci/sis7019.c
> @@ -1341,7 +1341,8 @@ static int sis_chip_create(struct snd_card *card,
>  	if (rc)
>  		goto error_out;
>  
> -	if (pci_set_dma_mask(pci, DMA_BIT_MASK(30)) < 0) {
> +	rc = pci_set_dma_mask(pci, DMA_BIT_MASK(30));
> +	if (rc < 0) {
>  		dev_err(&pci->dev, "architecture does not support 30-bit PCI busmaster DMA");
>  		goto error_out_enabled;
>  	}
> 
--
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