ALSA: usb-audio: fix return values

-1 is not a good return value as it means -EPERM, "not permitted".
Choose -ENOTSUPP instead, which is what the code really wants to tell
its callers.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Daniel Mack 2010-05-26 18:11:37 +02:00 committed by Takashi Iwai
parent 74754f974b
commit 8d09124271

View File

@ -408,7 +408,7 @@ int snd_usb_parse_audio_format(struct snd_usb_audio *chip, struct audioformat *f
snd_printd(KERN_INFO "%d:%u:%d : format type %d is not supported yet\n",
chip->dev->devnum, fp->iface, fp->altsetting,
fmt->bFormatType);
return -1;
return -ENOTSUPP;
}
fp->fmt_type = fmt->bFormatType;
if (err < 0)
@ -424,7 +424,7 @@ int snd_usb_parse_audio_format(struct snd_usb_audio *chip, struct audioformat *f
if (fmt->bFormatType == UAC_FORMAT_TYPE_I &&
fp->rates != SNDRV_PCM_RATE_48000 &&
fp->rates != SNDRV_PCM_RATE_96000)
return -1;
return -ENOTSUPP;
}
#endif
return 0;