diff options
| -rw-r--r-- | sound/usb/quirks.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 87346fd73..dfd5023b7 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -162,6 +162,12 @@ static int create_fixed_stream_quirk(struct snd_usb_audio *chip, goto error; } alts = &iface->altsetting[fp->altset_idx]; + if (get_iface_desc(alts)->bNumEndpoints < 1) { + kfree(fp); + kfree(rate_table); + return -EINVAL; + } + if (fp->datainterval == 0) fp->datainterval = snd_usb_parse_datainterval(chip, alts); if (fp->maxpacksize == 0) |