ALSA: bebob: Remove meaningless mutex_unlock()

Currently mutex_unlock() is called in module's cleanup function. But after
cleaned up, this mutex is automatically released. So this function call
is meaningless.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 0 insertions, 1 deletions

diff --git a/sound/firewire/bebob/bebob.c b/sound/firewire/bebob/bebob.c
index 0e9d625128cf..fc19c99654aa 100644
--- a/sound/firewire/bebob/bebob.c
+++ b/sound/firewire/bebob/bebob.c
@@ -465,7 +465,6 @@ static void __exit
 snd_bebob_exit(void)
 {
         driver_unregister(&bebob_driver.driver);
-        mutex_destroy(&devices_mutex);
 }
 
 module_init(snd_bebob_init);