| Date | Sun, 23 Mar 2014 15:09:31 -0000 | From | Thomas Gleixner <> | Subject | [patch 13/16] bt: hci-bcsp: Use del_timer_sync() in teardown path |
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Make sure no timer callback is running before freeing the datastructure which contains it.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Marcel Holtmann <marcel@holtmann.org> Cc: bt <linux-bluetooth@vger.kernel.org> --- 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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