ALSA: mixart, fix lock imbalance

commit 82f5d57163abed2e5ff271d03217b6f90c616eb8 upstream.

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

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/sound/pci/mixart/mixart.c b/sound/pci/mixart/mixart.c
index 3dd0c7963273c0f7bea2fcab56df88355900a6e2..7e83131ce3da8342cd26a95e745af8f050d86b94 100644 (file)
--- 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;
        }