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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>
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1 changed files with 2 additions and 2 deletions
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@ -408,7 +408,7 @@ int snd_usb_parse_audio_format(struct snd_usb_audio *chip, struct audioformat *f
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snd_printd(KERN_INFO "%d:%u:%d : format type %d is not supported yet\n",
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chip->dev->devnum, fp->iface, fp->altsetting,
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fmt->bFormatType);
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return -1;
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return -ENOTSUPP;
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}
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fp->fmt_type = fmt->bFormatType;
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if (err < 0)
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@ -424,7 +424,7 @@ int snd_usb_parse_audio_format(struct snd_usb_audio *chip, struct audioformat *f
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if (fmt->bFormatType == UAC_FORMAT_TYPE_I &&
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fp->rates != SNDRV_PCM_RATE_48000 &&
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fp->rates != SNDRV_PCM_RATE_96000)
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return -1;
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return -ENOTSUPP;
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}
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#endif
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return 0;
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