svn commit: r316640 - stable/11/sys/netpfil/pf

[Kristof Provost]

Author: kp
Date: Sat Apr  8 09:48:21 2017
New Revision: 316640
URL: https://svnweb.freebsd.org/changeset/base/316640

Log:
  MFC r316355
  
  pf: Fix leak of pf_state_keys
  
  If we hit the state limit we returned from pf_create_state() without cleaning
  up.
  
  PR:		217997
  Submitted by:	Max <maximos at als.nnov.ru>

Modified:
  stable/11/sys/netpfil/pf/pf.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/netpfil/pf/pf.c
==============================================================================
--- stable/11/sys/netpfil/pf/pf.c	Sat Apr  8 08:46:02 2017	(r316639)
+++ stable/11/sys/netpfil/pf/pf.c	Sat Apr  8 09:48:21 2017	(r316640)
@@ -3547,7 +3547,7 @@ pf_create_state(struct pf_rule *r, struc
 	    (counter_u64_fetch(r->states_cur) >= r->max_states)) {
 		counter_u64_add(V_pf_status.lcounters[LCNT_STATES], 1);
 		REASON_SET(&reason, PFRES_MAXSTATES);
-		return (PF_DROP);
+		goto csfailed;
 	}
 	/* src node for filter rule */
 	if ((r->rule_flag & PFRULE_SRCTRACK ||