Author: tuexen
Date: Sun Jan 18 20:53:20 2015
New Revision: 277347
URL: https://svnweb.freebsd.org/changeset/base/277347
Log:
Add protection code to free memory in case of processing an address which
is neither IPv4 or IPv6.
Reported by: Coverity
CID: 749311
MFC after: 1 week
Modified:
head/sys/netinet/sctp_asconf.c
Modified: head/sys/netinet/sctp_asconf.c
==============================================================================
--- head/sys/netinet/sctp_asconf.c Sun Jan 18 20:47:21 2015
(r277346)
+++ head/sys/netinet/sctp_asconf.c Sun Jan 18 20:53:20 2015
(r277347)
@@ -3346,6 +3346,11 @@ sctp_asconf_send_nat_state_update(struct
TAILQ_INSERT_TAIL(&stcb->asoc.asconf_queue, aa, next);
break;
#endif
+ default:
+ SCTPDBG(SCTP_DEBUG_ASCONF1,
+ "sctp_asconf_send_nat_state_update: unknown address
family\n");
+ SCTP_FREE(aa, SCTP_M_ASC_ADDR);
+ return;
}
SCTP_MALLOC(aa, struct sctp_asconf_addr *, sizeof(*aa),
SCTP_M_ASC_ADDR);
@@ -3379,6 +3384,11 @@ sctp_asconf_send_nat_state_update(struct
TAILQ_INSERT_TAIL(&stcb->asoc.asconf_queue, aa, next);
break;
#endif
+ default:
+ SCTPDBG(SCTP_DEBUG_ASCONF1,
+ "sctp_asconf_send_nat_state_update: unknown address
family\n");
+ SCTP_FREE(aa, SCTP_M_ASC_ADDR);
+ return;
}
/* Now we must hunt the addresses and add all global addresses */
if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
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