From: Yang Yingliang yangyingliang@huawei.com
[ Upstream commit 7b503e339c1a80bf0051ec2d19c3bc777014ac61 ]
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: 1da177e4c3f4 ("Linux-2.6.12-rc2") 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_bcsp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/bluetooth/hci_bcsp.c b/drivers/bluetooth/hci_bcsp.c index 26f9982bab26..2056d5c01afa 100644 --- a/drivers/bluetooth/hci_bcsp.c +++ b/drivers/bluetooth/hci_bcsp.c @@ -392,7 +392,7 @@ static void bcsp_pkt_cull(struct bcsp_struct *bcsp) i++;
__skb_unlink(skb, &bcsp->unack); - kfree_skb(skb); + dev_kfree_skb_irq(skb); }
if (skb_queue_empty(&bcsp->unack))