diff options
| -rw-r--r-- | sound/usb/usbaudio.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index e1558a6c42d8..967b823eace0 100644 --- a/sound/usb/usbaudio.c +++ b/sound/usb/usbaudio.c @@ -1308,7 +1308,11 @@ static int set_format(struct snd_usb_substream *subs, struct audioformat *fmt) /* close the old interface */ if (subs->interface >= 0 && subs->interface != fmt->iface) { - usb_set_interface(subs->dev, subs->interface, 0); + if (usb_set_interface(subs->dev, subs->interface, 0) < 0) { + snd_printk(KERN_ERR "%d:%d:%d: return to setting 0 failed\n", + dev->devnum, fmt->iface, fmt->altsetting); + return -EIO; + } subs->interface = -1; subs->format = 0; } |