From: Jiri Slaby <jirislaby@gmail.com>
Date: Wed, 11 Mar 2009 19:11:41 +0000 (+0100)
Subject: ALSA: mixart, fix lock imbalance
X-Git-Tag: firefly_0821_release~15286^2~3
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=82f5d57163abed2e5ff271d03217b6f90c616eb8;p=firefly-linux-kernel-4.4.55.git

ALSA: mixart, fix lock imbalance

There is an omitted unlock in one snd_mixart_hw_params fail path. Fix it.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: <stable@kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/sound/pci/mixart/mixart.c b/sound/pci/mixart/mixart.c
index f23a73577c22..bb162507fe6c 100644
--- a/sound/pci/mixart/mixart.c
+++ b/sound/pci/mixart/mixart.c
@@ -607,6 +607,7 @@ static int snd_mixart_hw_params(struct snd_pcm_substream *subs,
 	/* set the format to the board */
 	err = mixart_set_format(stream, format);
 	if(err < 0) {
+		mutex_unlock(&mgr->setup_mutex);
 		return err;
 	}