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Commit 036b579b authored by Vlad Yasevich's avatar Vlad Yasevich Committed by David S. Miller
Browse files

[SCTP]: Add back the code that accounted for FORWARD_TSN parameter in INIT. 



Some recent changes completely removed accounting for the FORWARD_TSN
parameter length in the INIT and INIT-ACK chunk.  This is wrong and
should be restored.

Signed-off-by: default avatarVlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6df9cfc1

net/sctp/sm_make_chunk.c

+6 −0
Original line number Diff line number Diff line
@@ -210,6 +210,9 @@ struct sctp_chunk *sctp_make_init(const struct sctp_association *asoc, 
	chunksize = sizeof(init) + addrs_len + SCTP_SAT_LEN(num_types);

	chunksize += sizeof(ecap_param);



	if (sctp_prsctp_enable)

		chunksize += sizeof(prsctp_param);



	/* ADDIP: Section 4.2.7:

	 *  An implementation supporting this extension [ADDIP] MUST list

	 *  the ASCONF,the ASCONF-ACK, and the AUTH  chunks in its INIT and
@@ -369,6 +372,9 @@ struct sctp_chunk *sctp_make_init_ack(const struct sctp_association *asoc, 
	if (asoc->peer.ecn_capable)

		chunksize += sizeof(ecap_param);



	if (sctp_prsctp_enable)

		chunksize += sizeof(prsctp_param);



	if (sctp_addip_enable) {

		extensions[num_ext] = SCTP_CID_ASCONF;

		extensions[num_ext+1] = SCTP_CID_ASCONF_ACK;