Jeffrey Barish reported an obvious bug in the pcm part of the usb-audio driver which causes the code to not initialize the sync endpoint from configure_endpoint().
Reported-by: Jeffrey Barish jeff_barish@earthlink.net Signed-off-by: Daniel Mack zonque@gmail.com Cc: stable@kernel.org [3.5+] --- sound/usb/pcm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index bc3c9ac..e919c2e 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -458,7 +458,7 @@ static int configure_endpoint(struct snd_usb_substream *subs) return ret;
if (subs->sync_endpoint) - ret = snd_usb_endpoint_set_params(subs->data_endpoint, + ret = snd_usb_endpoint_set_params(subs->sync_endpoint, subs->pcm_format, subs->channels, subs->period_bytes,