ALSA: snd-usb: properly initialize the sync endpoint

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+]
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 5c12a3f..ef6fa24 100644 (file)
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -459,7 +459,7 @@ 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,