diff mbox series

[v2,3/6] Bluetooth: hci_h5: don't call kfree_skb() under spin_lock_irqsave()

Message ID 20221207021835.3012559-4-yangyingliang@huawei.com
State Accepted
Commit 383630cc6758d619874c2e8bb2f68a61f3f9ef6e
Headers show
Series Bluetooth: don't call kfree_skb() under spin_lock_irqsave() | expand

Commit Message

Yang Yingliang Dec. 7, 2022, 2:18 a.m. UTC 
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>
---
 drivers/bluetooth/hci_h5.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c
index c5a0409ef84f..6455bc4fb5bb 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -313,7 +313,7 @@  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))