[patch 13/16] bt: hci-bcsp: Use del_timer_sync() in teardown path

[Thomas Gleixner]

Make sure no timer callback is running before freeing the
datastructure which contains it.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Marcel Holtmann <marcel@xxxxxxxxxxxx>
Cc: bt <linux-bluetooth@xxxxxxxxxxxxxxx>
---
 drivers/bluetooth/hci_bcsp.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: tip/drivers/bluetooth/hci_bcsp.c
===================================================================
--- tip.orig/drivers/bluetooth/hci_bcsp.c
+++ tip/drivers/bluetooth/hci_bcsp.c
@@ -722,7 +722,7 @@ static int bcsp_close(struct hci_uart *h
 	skb_queue_purge(&bcsp->unack);
 	skb_queue_purge(&bcsp->rel);
 	skb_queue_purge(&bcsp->unrel);
-	del_timer(&bcsp->tbcsp);
+	del_timer_sync(&bcsp->tbcsp);
 
 	kfree(bcsp);
 	return 0;


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