> 
> void dev_kfree_skb_any(struct sk_buff *skb)
> {
>         if (in_irq() || irqs_disabled())
>                 dev_kfree_skb_irq(skb);
>         else
>                 dev_kfree_skb(skb);
> }
> 
> 
> And the first thing dev_kfree_skb_irq() does is to dereference skb...

Yet dev_kfree_skb() --> kfree_skb() starts with the standard idiom

        if (unlikely(!skb))
                return

Seems to me that the finger of blame is more appropriately pointed
at either dev_kfree_skb_any() or dev_kfree_skb_irq() ...

- Dave


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