Author: tuexen
Date: Thu Jan 14 11:25:28 2016
New Revision: 293913
URL: https://svnweb.freebsd.org/changeset/base/293913
Log:
Fail the SCTP_GET_ASSOC_NUMBER and SCTP_GET_ASSOC_ID_LIST
socket options for 1-to-1 style sockets as specified in RFC 6458.
MFC after: 3 days
Modified:
head/sys/netinet/sctp_usrreq.c
Modified: head/sys/netinet/sctp_usrreq.c
==============================================================================
--- head/sys/netinet/sctp_usrreq.c Thu Jan 14 11:11:46 2016
(r293912)
+++ head/sys/netinet/sctp_usrreq.c Thu Jan 14 11:25:28 2016
(r293913)
@@ -1883,8 +1883,15 @@ flags_out:
uint32_t *value, cnt;
SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
- cnt = 0;
SCTP_INP_RLOCK(inp);
+ if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
+ (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
+ /* Can't do this for a 1-1 socket */
+ error = EINVAL;
+ SCTP_INP_RUNLOCK(inp);
+ break;
+ }
+ cnt = 0;
LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
cnt++;
}
@@ -1899,9 +1906,16 @@ flags_out:
unsigned int at, limit;
SCTP_CHECK_AND_CAST(ids, optval, struct sctp_assoc_ids,
*optsize);
+ SCTP_INP_RLOCK(inp);
+ if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
+ (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
+ /* Can't do this for a 1-1 socket */
+ error = EINVAL;
+ SCTP_INP_RUNLOCK(inp);
+ break;
+ }
at = 0;
limit = (*optsize - sizeof(uint32_t)) /
sizeof(sctp_assoc_t);
- SCTP_INP_RLOCK(inp);
LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
if (at < limit) {
ids->gaids_assoc_id[at++] =
sctp_get_associd(stcb);
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