Marcell GAL wrote:
>
> int pppoe_backlog_rcv(struct sock *sk, struct sk_buff *skb)
> {
> lock_sock(sk);
> pppoe_rcv_core(sk, skb);
> release_sock(sk);
> return 0;
> }
>
The backlog_rcv() method is called inside local_bh_disable()
and so cannot call lock_sock(). Definitely a bug in pppoe.
It looks like pppoe_backlog_rcv() should be using bh_lock_sock().
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