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authorDaniel Mack <daniel@caiaq.de>2010-05-26 12:11:37 -0400
committerTakashi Iwai <tiwai@suse.de>2010-05-27 03:48:47 -0400
commit8d0912427113723c3f3a4dca631638844c4ab649 (patch)
treed2c8e8e16d7db56af1f16c5329d5d4c97024163f /sound/usb/format.c
parent74754f974b36c5a1156be46d0da05ab2c0a0960b (diff)
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>
Diffstat (limited to 'sound/usb/format.c')
-rw-r--r--sound/usb/format.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/usb/format.c b/sound/usb/format.c
index caaa3ef9e622..fe29d61de19b 100644
--- a/sound/usb/format.c
+++ b/sound/usb/format.c
@@ -408,7 +408,7 @@ int snd_usb_parse_audio_format(struct snd_usb_audio *chip, struct audioformat *f
408 snd_printd(KERN_INFO "%d:%u:%d : format type %d is not supported yet\n", 408 snd_printd(KERN_INFO "%d:%u:%d : format type %d is not supported yet\n",
409 chip->dev->devnum, fp->iface, fp->altsetting, 409 chip->dev->devnum, fp->iface, fp->altsetting,
410 fmt->bFormatType); 410 fmt->bFormatType);
411 return -1; 411 return -ENOTSUPP;
412 } 412 }
413 fp->fmt_type = fmt->bFormatType; 413 fp->fmt_type = fmt->bFormatType;
414 if (err < 0) 414 if (err < 0)
@@ -424,7 +424,7 @@ int snd_usb_parse_audio_format(struct snd_usb_audio *chip, struct audioformat *f
424 if (fmt->bFormatType == UAC_FORMAT_TYPE_I && 424 if (fmt->bFormatType == UAC_FORMAT_TYPE_I &&
425 fp->rates != SNDRV_PCM_RATE_48000 && 425 fp->rates != SNDRV_PCM_RATE_48000 &&
426 fp->rates != SNDRV_PCM_RATE_96000) 426 fp->rates != SNDRV_PCM_RATE_96000)
427 return -1; 427 return -ENOTSUPP;
428 } 428 }
429#endif 429#endif
430 return 0; 430 return 0;