Re: [PATCH]PM_QOS-to-use-handle-based-requests-pcm-update 5/5

[Takashi Iwai]

At Tue, 1 Dec 2009 13:38:40 -0800,
mark gross wrote:
> 
> --- a/sound/core/pcm_native.c
> +++ b/sound/core/pcm_native.c
(snip)
> @@ -506,8 +508,8 @@ static int snd_pcm_hw_free(struct snd_pcm_substream *substream)
>  	if (substream->ops->hw_free)
>  		result = substream->ops->hw_free(substream);
>  	runtime->status->state = SNDRV_PCM_STATE_OPEN;
> -	pm_qos_remove_requirement(PM_QOS_CPU_DMA_LATENCY,
> -		substream->latency_id);
> +	pm_qos_remove_request(substream->latency_pm_qos_req);

The NULL check seems needed in the caller side because
pm_qos_remove_request() doesn't do it.

Or, would you add a NULL check in pm_qos_remove_request()?
It'd be more handy.


thanks,

Takashi
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