From: Xin Long <lucien.xin@gmail.com>
To: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Cc: network dev <netdev@vger.kernel.org>,
linux-sctp@vger.kernel.org, Neil Horman <nhorman@tuxdriver.com>,
Michael Tuexen <tuexen@fh-muenster.de>,
Tom Herbert <therbert@google.com>, davem <davem@davemloft.net>
Subject: Re: [PATCH net-next 09/15] sctp: add SCTP_REMOTE_UDP_ENCAPS_PORT sockopt
Date: Sat, 3 Oct 2020 15:41:39 +0800 [thread overview]
Message-ID: <CADvbK_cWfwSryOZLsW_CEkn5MJUHOhh8AmV2fn4OAUomHthQfA@mail.gmail.com> (raw)
Message-ID: <20201003074139.5gcEkb_bT-G8nAS0h31pI4kNmtAafJnEJFzNpl2A98Q@z> (raw)
In-Reply-To: <20201003040550.GD70998@localhost.localdomain>
On Sat, Oct 3, 2020 at 12:05 PM Marcelo Ricardo Leitner
<marcelo.leitner@gmail.com> wrote:
>
> On Tue, Sep 29, 2020 at 09:49:01PM +0800, Xin Long wrote:
> ...
> > +struct sctp_udpencaps {
> > + sctp_assoc_t sue_assoc_id;
> > + struct sockaddr_storage sue_address;
> > + uint16_t sue_port;
> > +};
> ...
> > +static int sctp_setsockopt_encap_port(struct sock *sk,
> > + struct sctp_udpencaps *encap,
> > + unsigned int optlen)
> > +{
> > + struct sctp_association *asoc;
> > + struct sctp_transport *t;
> > +
> > + if (optlen != sizeof(*encap))
> > + return -EINVAL;
> > +
> > + /* If an address other than INADDR_ANY is specified, and
> > + * no transport is found, then the request is invalid.
> > + */
> > + if (!sctp_is_any(sk, (union sctp_addr *)&encap->sue_address)) {
> > + t = sctp_addr_id2transport(sk, &encap->sue_address,
> > + encap->sue_assoc_id);
> > + if (!t)
> > + return -EINVAL;
> > +
> > + t->encap_port = encap->sue_port;
> ^^^^^^^^^^ ^^^^^^^^
>
> encap_port is defined as __u16 is previous patch, but from RFC:
> sue_port: The UDP port number in network byte order...
>
> asoc->peer.port is stored in host order, so it makes sense to follow
> it here. Then need a htons() here and its counter parts. It is right
> in some parts of the patches already.
Good catch! thank you!
next prev parent reply other threads:[~2020-10-03 7:26 UTC|newest]
Thread overview: 82+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-29 13:48 [PATCH net-next 00/15] sctp: Implement RFC6951: UDP Encapsulation of SCTP Xin Long
2020-09-29 13:48 ` Xin Long
2020-09-29 13:48 ` [PATCH net-next 01/15] udp: check udp sock encap_type in __udp_lib_err Xin Long
2020-09-29 13:48 ` Xin Long
2020-09-29 13:48 ` [PATCH net-next 02/15] udp6: move the mss check after udp gso tunnel processing Xin Long
2020-09-29 13:48 ` Xin Long
2020-09-29 13:48 ` [PATCH net-next 03/15] udp: do checksum properly in skb_udp_tunnel_segment Xin Long
2020-09-29 13:48 ` Xin Long
2020-09-29 13:48 ` [PATCH net-next 04/15] udp: support sctp over udp " Xin Long
2020-09-29 13:48 ` Xin Long
2020-09-29 13:48 ` [PATCH net-next 05/15] sctp: create udp4 sock and add its encap_rcv Xin Long
2020-09-29 13:48 ` Xin Long
2020-09-29 13:48 ` [PATCH net-next 06/15] sctp: create udp6 sock and set " Xin Long
2020-09-29 13:48 ` Xin Long
2020-09-29 13:48 ` [PATCH net-next 07/15] sctp: add encap_err_lookup for udp encap socks Xin Long
2020-09-29 13:48 ` Xin Long
2020-09-29 13:49 ` [PATCH net-next 08/15] sctp: add encap_port for netns sock asoc and transport Xin Long
2020-09-29 13:49 ` Xin Long
2020-09-29 13:49 ` [PATCH net-next 09/15] sctp: add SCTP_REMOTE_UDP_ENCAPS_PORT sockopt Xin Long
2020-09-29 13:49 ` Xin Long
2020-09-29 13:49 ` [PATCH net-next 10/15] sctp: allow changing transport encap_port by peer packets Xin Long
2020-09-29 13:49 ` Xin Long
2020-09-29 13:49 ` [PATCH net-next 11/15] sctp: add udphdr to overhead when udp_port is set Xin Long
2020-09-29 13:49 ` Xin Long
2020-09-29 13:49 ` [PATCH net-next 12/15] sctp: call sk_setup_caps in sctp_packet_transmit instead Xin Long
2020-09-29 13:49 ` Xin Long
2020-09-29 13:49 ` [PATCH net-next 13/15] sctp: support for sending packet over udp4 sock Xin Long
2020-09-29 13:49 ` Xin Long
2020-09-29 13:49 ` [PATCH net-next 14/15] sctp: support for sending packet over udp6 sock Xin Long
2020-09-29 13:49 ` Xin Long
2020-09-29 13:49 ` [PATCH net-next 15/15] sctp: enable udp tunneling socks Xin Long
2020-09-29 13:49 ` Xin Long
2020-10-03 4:12 ` Marcelo Ricardo Leitner
2020-10-03 4:12 ` Marcelo Ricardo Leitner
2020-10-03 8:20 ` Xin Long
2020-10-03 8:20 ` Xin Long
2020-09-29 16:25 ` [PATCH net-next 13/15] sctp: support for sending packet over udp4 sock kernel test robot
2020-09-29 16:25 ` kernel test robot
2020-09-30 6:26 ` Xin Long
2020-09-30 6:26 ` Xin Long
2020-09-29 19:19 ` kernel test robot
2020-09-29 19:19 ` kernel test robot
2020-10-03 4:09 ` [PATCH net-next 12/15] sctp: call sk_setup_caps in sctp_packet_transmit instead Marcelo Ricardo Leitner
2020-10-03 4:09 ` Marcelo Ricardo Leitner
2020-10-03 7:45 ` Xin Long
2020-10-03 7:45 ` Xin Long
2020-09-29 19:00 ` [PATCH net-next 11/15] sctp: add udphdr to overhead when udp_port is set kernel test robot
2020-09-29 19:00 ` kernel test robot
2020-10-03 4:08 ` Marcelo Ricardo Leitner
2020-10-03 4:08 ` Marcelo Ricardo Leitner
2020-10-03 7:57 ` Xin Long
2020-10-03 8:12 ` Xin Long
2020-10-03 11:23 ` Xin Long
2020-10-03 11:23 ` Xin Long
2020-10-03 12:24 ` Xin Long
2020-10-03 12:24 ` Xin Long
2020-10-05 19:01 ` Marcelo Ricardo Leitner
2020-10-05 19:01 ` Marcelo Ricardo Leitner
2020-10-05 20:08 ` Michael Tuexen
2020-10-05 20:08 ` Michael Tuexen
2020-10-08 9:37 ` Xin Long
2020-10-08 9:37 ` Xin Long
2020-10-03 4:07 ` Marcelo Ricardo Leitner
2020-10-03 4:07 ` Marcelo Ricardo Leitner
2020-10-03 7:54 ` Xin Long
2020-10-03 7:54 ` Xin Long
2020-10-03 4:06 ` [PATCH net-next 10/15] sctp: allow changing transport encap_port by peer packets Marcelo Ricardo Leitner
2020-10-03 4:06 ` Marcelo Ricardo Leitner
2020-10-03 4:05 ` [PATCH net-next 09/15] sctp: add SCTP_REMOTE_UDP_ENCAPS_PORT sockopt Marcelo Ricardo Leitner
2020-10-03 4:05 ` Marcelo Ricardo Leitner
2020-10-03 7:41 ` Xin Long [this message]
2020-10-03 7:41 ` Xin Long
2020-10-03 4:04 ` [PATCH net-next 03/15] udp: do checksum properly in skb_udp_tunnel_segment Marcelo Ricardo Leitner
2020-10-03 4:04 ` Marcelo Ricardo Leitner
2020-10-03 7:40 ` Xin Long
2020-10-03 7:40 ` Xin Long
2020-09-29 16:39 ` [PATCH net-next 00/15] sctp: Implement RFC6951: UDP Encapsulation of SCTP Michael Tuexen
2020-09-29 16:39 ` Michael Tuexen
2020-09-29 17:49 ` Xin Long
2020-09-29 18:04 ` Xin Long
2020-10-01 12:41 ` Marcelo Ricardo Leitner
2020-10-01 12:41 ` Marcelo Ricardo Leitner
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