From: Yang Yingliang yangyingliang@huawei.com
[ Upstream commit 383630cc6758d619874c2e8bb2f68a61f3f9ef6e ]
It is not allowed to call kfree_skb() from hardware interrupt context or with interrupts being disabled. So replace kfree_skb() with dev_kfree_skb_irq() under spin_lock_irqsave().
Fixes: 43eb12d78960 ("Bluetooth: Fix/implement Three-wire reliable packet sending") Signed-off-by: Yang Yingliang yangyingliang@huawei.com Signed-off-by: Luiz Augusto von Dentz luiz.von.dentz@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/bluetooth/hci_h5.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c index 0879d64b1caf..a947e3c0af18 100644 --- a/drivers/bluetooth/hci_h5.c +++ b/drivers/bluetooth/hci_h5.c @@ -266,7 +266,7 @@ static void h5_pkt_cull(struct h5 *h5) break;
__skb_unlink(skb, &h5->unack); - kfree_skb(skb); + dev_kfree_skb_irq(skb); }
if (skb_queue_empty(&h5->unack))