netdev - Re: [PATCH net-next 1/1] net: reflect mark on tcp syn ack packets

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Date:   Sat, 10 Jun 2017 19:02:13 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     jhs@...atatu.com
Cc:     netdev@...r.kernel.org, lorenzo@...gle.com, mrv@...atatu.com,
        hadi@...atatu.com
Subject: Re: [PATCH net-next 1/1] net: reflect mark on tcp syn ack packets

From: Jamal Hadi Salim <jhs@...atatu.com>
Date: Sat, 10 Jun 2017 09:31:01 -0400

> diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
> index 7a3fd25..a8fd5f0 100644
> --- a/net/ipv4/ip_output.c
> +++ b/net/ipv4/ip_output.c
> @@ -173,7 +173,8 @@ int ip_build_and_send_pkt(struct sk_buff *skb, const struct sock *sk,
>  	}
>  
>  	skb->priority = sk->sk_priority;
> -	skb->mark = sk->sk_mark;
> +	if (!skb->mark)
> +		skb->mark = sk->sk_mark;

Maybe this should both be "inet_request_mark()"?

Also, Lorenzo, please review.