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Message-ID: <CAEU2+vrvKS8e0hjkZG0j_Ukm_Fq3KJ9NnSz+Yb1R3vQnn7-vcQ@mail.gmail.com> Date: Mon, 6 Feb 2012 12:35:27 -0700 From: "Erich E. Hoover" <ehoover@...es.edu> To: Shawn Lu <shawn.lu@...csson.com> Cc: Linux Netdev <netdev@...r.kernel.org> Subject: Re: [PATCH v3 1/2] Implement IP_UNICAST_IF socket option. On Mon, Feb 6, 2012 at 12:00 PM, Shawn Lu <shawn.lu@...csson.com> wrote: >On 2/6/12, Erich E. Hoover <ehoover@...es.edu> wrote: >> ... >> + if (sk->sk_bound_dev_if && ifindex != sk->sk_bound_dev_if) > If I understand right, when sk->sk_bound_dev_if !=0 , sk->sk_bound_dev_if > will be used instead. Then why bother to set outif_index. > Here. It seems to me that if the socket is already bound to an interface (other than intended interface) then it makes sense to fail to set the option, since it will clearly not work under this circumstance. I may be misunderstanding you though. Erich Hoover ehoover@...es.edu -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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