From: Daniel Mack <zonque@gmail.com>
Date: Thu, 22 Nov 2012 19:27:59 +0000 (+0100)
Subject: ALSA: snd-usb: properly initialize the sync endpoint
X-Git-Tag: MMI-PSA29.97-13-9~15510^2~1
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=947d299686aa9cc8aecf749d54e8475c6e498956;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git

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 5c12a3fe8c3e..ef6fa24fc473 100644
--- 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,