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sctp: fix report unrecognized parameter in ACSONF-ACK 

RFC5061 Section 5.2.  Upon Reception of an ASCONF Chunk

V2)  In processing the chunk, the receiver should build a
     response message with the appropriate error TLVs, as
     specified in the Parameter type bits, for any ASCONF
     Parameter it does not understand.  To indicate an
     unrecognized parameter, Cause Type 8 should be used as
     defined in the ERROR in Section 3.3.10.8, [RFC4960].  The
     endpoint may also use the response to carry rejections for
     other reasons, such as resource shortages, etc., using the
     Error Cause TLV and an appropriate error condition.

So we should indicate an unrecognized parameter with error
SCTP_ERROR_UNKNOWN_PARAM in ACSONF-ACK chunk, not
SCTP_ERROR_INV_PARAM.

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
This commit is contained in:
Wei Yongjun 2009-04-07 15:44:29 +08:00 committed by Vlad Yasevich
parent a84db7949e
commit a987f762ca
1 changed files with 2 additions and 2 deletions
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4
net/sctp/sm_make_chunk.c
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@ -2959,7 +2959,7 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc,
sctp_assoc_set_primary(asoc, peer);
break;
default:
return SCTP_ERROR_INV_PARAM;
return SCTP_ERROR_UNKNOWN_PARAM;
break;
}
@ -3273,7 +3273,7 @@ int sctp_process_asconf_ack(struct sctp_association *asoc,
retval = 1;
break;
case SCTP_ERROR_INV_PARAM:
case SCTP_ERROR_UNKNOWN_PARAM:
/* Disable sending this type of asconf parameter in
* future.
*/