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ALSA: pcm: Use common PCM_RUNTIME_CHECK() for sanity checks 

Just a code cleanup.

Reviewed-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2016-05-24 15:53:36 +02:00
parent 1b745cd974
commit 4e99151435
1 changed files with 2 additions and 2 deletions
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4
sound/core/pcm_native.c
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@ -2869,7 +2869,7 @@ static int snd_pcm_playback_ioctl1(struct file *file,
struct snd_pcm_substream *substream, struct snd_pcm_substream *substream,
unsigned int cmd, void __user *arg) unsigned int cmd, void __user *arg)
{ {
if (snd_BUG_ON(!substream)) if (PCM_RUNTIME_CHECK(substream))
return -ENXIO; return -ENXIO;
if (snd_BUG_ON(substream->stream != SNDRV_PCM_STREAM_PLAYBACK)) if (snd_BUG_ON(substream->stream != SNDRV_PCM_STREAM_PLAYBACK))
return -EINVAL; return -EINVAL;
@ -2949,7 +2949,7 @@ static int snd_pcm_capture_ioctl1(struct file *file,
struct snd_pcm_substream *substream, struct snd_pcm_substream *substream,
unsigned int cmd, void __user *arg) unsigned int cmd, void __user *arg)
{ {
if (snd_BUG_ON(!substream)) if (PCM_RUNTIME_CHECK(substream))
return -ENXIO; return -ENXIO;
if (snd_BUG_ON(substream->stream != SNDRV_PCM_STREAM_CAPTURE)) if (snd_BUG_ON(substream->stream != SNDRV_PCM_STREAM_CAPTURE))
return -EINVAL; return -EINVAL;