[ALSA] sound/pci/hda: use create_singlethread_workqueue()

process_unsol_events() seems to assume a singlethread one (IOW, racey).
So, this patch uses create_singlethread_workqueue() instead of
create_workqueue().

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index b42dff7ceed0..5bee3b536478 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -295,7 +295,7 @@ static int init_unsol_queue(struct hda_bus *bus)
                 snd_printk(KERN_ERR "hda_codec: can't allocate unsolicited queue\n");
                 return -ENOMEM;
         }
-        unsol->workq = create_workqueue("hda_codec");
+        unsol->workq = create_singlethread_workqueue("hda_codec");
         if (! unsol->workq) {
                 snd_printk(KERN_ERR "hda_codec: can't create workqueue\n");
                 kfree(unsol);