ALSA: hda: beep - add missing cancel_delayed_work

The unregister work should be also canceled in snd_hda_detach_beep_device()
function.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/sound/pci/hda/hda_beep.c b/sound/pci/hda/hda_beep.c
index 74db40edb336..c819152de79b 100644
--- a/sound/pci/hda/hda_beep.c
+++ b/sound/pci/hda/hda_beep.c
@@ -239,6 +239,7 @@ void snd_hda_detach_beep_device(struct hda_codec *codec)
         struct hda_beep *beep = codec->beep;
         if (beep) {
                 cancel_work_sync(&beep->register_work);
+                cancel_delayed_work(&beep->unregister_work);
                 if (beep->enabled)
                         snd_hda_do_detach(beep);
                 codec->beep = NULL;