Re: [PATCH net-next 10/15] sctp: allow changing transport encap_port by peer packets

[Marcelo Ricardo Leitner]

On Tue, Sep 29, 2020 at 09:49:02PM +0800, Xin Long wrote:
>  static int sctp_udp_rcv(struct sock *sk, struct sk_buff *skb)
>  {
> +     memset(skb->cb, 0, sizeof(skb->cb));
> +     SCTP_INPUT_CB(skb)->encap_port = ntohs(udp_hdr(skb)->source);

Here it's in host order already. The fact that is does this
transparent update probably hid the other issue.

> +
>       skb_set_transport_header(skb, sizeof(struct udphdr));
>       sctp_rcv(skb);
>       return 0;