svn commit: r341469 - head/sys/netpfil/ipfw

[Andrey V. Elsukov]

Author: ae
Date: Tue Dec  4 15:12:28 2018
New Revision: 341469
URL: https://svnweb.freebsd.org/changeset/base/341469

Log:
  Add assertion to check that named object has correct type.
  
  Obtained from:	Yandex LLC
  MFC after:	1 week

Modified:
  head/sys/netpfil/ipfw/ip_fw_dynamic.c

Modified: head/sys/netpfil/ipfw/ip_fw_dynamic.c
==============================================================================
--- head/sys/netpfil/ipfw/ip_fw_dynamic.c	Tue Dec  4 15:06:24 2018	(r341468)
+++ head/sys/netpfil/ipfw/ip_fw_dynamic.c	Tue Dec  4 15:12:28 2018	(r341469)
@@ -708,6 +708,8 @@ dyn_destroy(struct ip_fw_chain *ch, struct named_objec
 
 	IPFW_UH_WLOCK_ASSERT(ch);
 
+	KASSERT(no->etlv == IPFW_TLV_STATE_NAME,
+	    ("%s: wrong object type %u", __func__, no->etlv));
 	KASSERT(no->refcnt == 1,
 	    ("Destroying object '%s' (type %u, idx %u) with refcnt %u",
 	    no->name, no->etlv, no->kidx, no->refcnt));