On Fri, Dec 22, 2017 at 04:44:48PM +0800, lpc.li wrote: > We can't use kfree_skb in irq disable context, because spin_lock_irqsave > make sure we are always in irq disable context, use dev_kfree_skb_irq > instead of kfree_skb is better than dev_kfree_skb_any. Ok, but your patch uses: > - dev_kfree_skb(skb); > + dev_kfree_skb_any(skb); the _any call, not _irq, did you test this? thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html