From: Yang Yingliang yangyingliang@huawei.com
[ Upstream commit f393df151540bf858effbd29ff572ab94e76a4c4 ]
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(). Compile tested only.
Fixes: d2e7b3425c47 ("libertas: disable functionality when interface is down") Signed-off-by: Yang Yingliang yangyingliang@huawei.com Signed-off-by: Kalle Valo kvalo@kernel.org Link: https://lore.kernel.org/r/20221207150008.111743-4-yangyingliang@huawei.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/marvell/libertas/main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/wireless/marvell/libertas/main.c b/drivers/net/wireless/marvell/libertas/main.c index b739a490fc20a..46877773a36de 100644 --- a/drivers/net/wireless/marvell/libertas/main.c +++ b/drivers/net/wireless/marvell/libertas/main.c @@ -217,7 +217,7 @@ int lbs_stop_iface(struct lbs_private *priv)
spin_lock_irqsave(&priv->driver_lock, flags); priv->iface_running = false; - kfree_skb(priv->currenttxskb); + dev_kfree_skb_irq(priv->currenttxskb); priv->currenttxskb = NULL; priv->tx_pending_len = 0; spin_unlock_irqrestore(&priv->driver_lock, flags);