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Bluetooth: btusb: Do not call kfree_skb() under spin_lock_irqsave()
It is not allowed to call kfree_skb() from hardware interrupt
context or with hardware interrupts being disabled.
So replace kfree_skb() with dev_kfree_skb_irq() under
spin_lock_irqsave(). Compile tested only.
Fixes: baac6276c0
("Bluetooth: btusb: handle mSBC audio over USB Endpoints")
Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
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@ -2162,7 +2162,7 @@ static int btusb_switch_alt_setting(struct hci_dev *hdev, int new_alts)
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* alternate setting.
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*/
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spin_lock_irqsave(&data->rxlock, flags);
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kfree_skb(data->sco_skb);
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dev_kfree_skb_irq(data->sco_skb);
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data->sco_skb = NULL;
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spin_unlock_irqrestore(&data->rxlock, flags);
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