Patch "HID: elo: kill not flush the work" has been added to the 4.4-stable tree

This is a note to let you know that I've just added the patch titled

HID: elo: kill not flush the work

to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
hid-elo-kill-not-flush-the-work.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

From: Oliver Neukum <[email protected]>
Date: Tue, 31 May 2016 14:48:15 +0200
Subject: HID: elo: kill not flush the work

From: Oliver Neukum <[email protected]>

commit ed596a4a88bd161f868ccba078557ee7ede8a6ef upstream.

Flushing a work that reschedules itself is not a sensible operation. It needs to be killed. Failure to do so leads to a kernel panic in the timer code.

---
 drivers/hid/hid-elo.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

@@ -261,7 +261,7 @@ static void elo_remove(struct hid_device
 	struct elo_priv *priv = hid_get_drvdata(hdev);
 
 	hid_hw_stop(hdev);
-	flush_workqueue(wq);
+	cancel_delayed_work_sync(&priv->work);
 	kfree(priv);
 }
 

Patches currently in stable-queue which might be from [email protected] are

queue-4.4/hid-elo-kill-not-flush-the-work.patch