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Commit 9e238323 authored by Marcelo Ricardo Leitner's avatar Marcelo Ricardo Leitner Committed by David S. Miller
Browse files

sctp: allow others to use sctp_input_cb 



We process input path in other files too and having access to it is
nice, so move it to a header where it's shared.

Signed-off-by: default avatarMarcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ce3a380d

include/net/sctp/structs.h

+15 −0
Original line number Diff line number Diff line
@@ -59,6 +59,7 @@ 
#include <linux/workqueue.h>	/* We need tq_struct.	 */

#include <linux/sctp.h>		/* We need sctp* header structs.  */

#include <net/sctp/auth.h>	/* We need auth specific structs */

#include <net/ip.h>		/* For inet_skb_parm */



/* A convenience structure for handling sockaddr structures.

 * We should wean ourselves off this.
@@ -1092,6 +1093,20 @@ static inline void sctp_outq_cork(struct sctp_outq *q) 
	q->cork = 1;

}



/* SCTP skb control block.

 * sctp_input_cb is currently used on rx and sock rx queue

 */

struct sctp_input_cb {

	union {

		struct inet_skb_parm	h4;

#if IS_ENABLED(CONFIG_IPV6)

		struct inet6_skb_parm	h6;

#endif

	} header;

	struct sctp_chunk *chunk;

};

#define SCTP_INPUT_CB(__skb)	((struct sctp_input_cb *)&((__skb)->cb[0]))



/* These bind address data fields common between endpoints and associations */

struct sctp_bind_addr {

net/sctp/input.c

+0 −11
Original line number Diff line number Diff line
@@ -90,17 +90,6 @@ static inline int sctp_rcv_checksum(struct net *net, struct sk_buff *skb) 
	return 0;

}



struct sctp_input_cb {

	union {

		struct inet_skb_parm	h4;

#if IS_ENABLED(CONFIG_IPV6)

		struct inet6_skb_parm	h6;

#endif

	} header;

	struct sctp_chunk *chunk;

};

#define SCTP_INPUT_CB(__skb)	((struct sctp_input_cb *)&((__skb)->cb[0]))



/*

 * This is the routine which IP calls when receiving an SCTP packet.

 */