[alsa-devel] [PATCH 1/2 v2][resend] ASoC: rsnd: Request/Release DMA channel each time

[Kuninori Morimoto]

Hi Mark

I will fixup and resend this patch, again

> Hi Kuninori,
> 
> [auto build test WARNING on asoc/for-next]
> [also build test WARNING on next-20161111]
> [cannot apply to v4.9-rc5]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
> 
> url:    https://github.com/0day-ci/linux/commits/Kuninori-Morimoto/ASoC-rsnd-DMA-power-fix-and-IOMMU-support/20161114-101334
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next
> 
> 
> coccinelle warnings: (new ones prefixed by >>)
> 
> >> sound/soc/sh/rcar/dma.c:169:9-16: ERROR: PTR_ERR applied after initialization to constant on line 167
> 
> vim +169 sound/soc/sh/rcar/dma.c
> 
>    161		 * Let's call it under nolock_start
>    162		 */
>    163		dmaen->chan = rsnd_dmaen_request_channel(io,
>    164							 dma->mod_from,
>    165							 dma->mod_to);
>    166		if (IS_ERR_OR_NULL(dmaen->chan)) {
>  > 167			dmaen->chan = NULL;
>    168			dev_err(dev, "can't get dma channel\n");
>  > 169			return PTR_ERR(dmaen->chan);
>    170		}
>    171	
>    172		return 0;
> 
> ---
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