On 08/28/2015 05:45 AM, Xin Long wrote: > RFC 5061: > This is an opaque integer assigned by the sender to identify each > request parameter. The receiver of the ASCONF Chunk will copy this > 32-bit value into the ASCONF Response Correlation ID field of the > ASCONF-ACK response parameter. The sender of the ASCONF can use this > same value in the ASCONF-ACK to find which request the response is > for. Note that the receiver MUST NOT change this 32-bit value. > > Address Parameter: TLV > > This field contains an IPv4 or IPv6 address parameter, as described > in Section 3.3.2.1 of [RFC4960]. > > ASCONF chunk with Error Cause Indication Parameter (Unresolvable Address) > should be sent if the Delete IP Address is not part of the association. > > Endpoint A Endpoint B > (ESTABLISHED) (ESTABLISHED) > > ASCONF -----------------> > (Delete IP Address) > <----------------- ASCONF-ACK > (Unresolvable Address) > > Signed-off-by: Xin Long <lucien....@gmail.com>
Acked-by: Vlad Yasevich <vyasev...@gmail.com> -vlad > --- > net/sctp/sm_make_chunk.c | 15 +++++++++++++-- > 1 file changed, 13 insertions(+), 2 deletions(-) > > diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c > index 4068fe1..ce7f343 100644 > --- a/net/sctp/sm_make_chunk.c > +++ b/net/sctp/sm_make_chunk.c > @@ -3090,8 +3090,19 @@ static __be16 sctp_process_asconf_param(struct > sctp_association *asoc, > sctp_assoc_set_primary(asoc, asconf->transport); > sctp_assoc_del_nonprimary_peers(asoc, > asconf->transport); > - } else > - sctp_assoc_del_peer(asoc, &addr); > + return SCTP_ERROR_NO_ERROR; > + } > + > + /* If the address is not part of the association, the > + * ASCONF-ACK with Error Cause Indication Parameter > + * which including cause of Unresolvable Address should > + * be sent. > + */ > + peer = sctp_assoc_lookup_paddr(asoc, &addr); > + if (!peer) > + return SCTP_ERROR_DNS_FAILED; > + > + sctp_assoc_rm_peer(asoc, peer); > break; > case SCTP_PARAM_SET_PRIMARY: > /* ADDIP Section 4.2.4 > -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
