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>
diff --git a/sound/usb/format.c b/sound/usb/format.c
index caaa3ef..fe29d61 100644
--- a/sound/usb/format.c
+++ b/sound/usb/format.c
@@ -408,7 +408,7 @@
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 @@
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;
