1915 IPsec kstats shouldn't be persistent

@@ -20,10 +20,11 @@
  */
 /*
  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  * Copyright (c) 2012 Nexenta Systems, Inc. All rights reserved.
+ * Copyright 2017 Joyent, Inc.
  */
 
 #include <sys/types.h>
 #include <sys/stream.h>
 #include <sys/stropts.h>

@@ -171,12 +172,12 @@
 ah_kstat_init(ipsecah_stack_t *ahstack, netstackid_t stackid)
 {
         ipsec_stack_t   *ipss = ahstack->ipsecah_netstack->netstack_ipsec;
 
         ahstack->ah_ksp = kstat_create_netstack("ipsecah", 0, "ah_stat", "net",
-            KSTAT_TYPE_NAMED, sizeof (ah_kstats_t) / sizeof (kstat_named_t),
-            KSTAT_FLAG_PERSISTENT, stackid);
+            KSTAT_TYPE_NAMED, sizeof (ah_kstats_t) / sizeof (kstat_named_t), 0,
+            stackid);
 
         if (ahstack->ah_ksp == NULL || ahstack->ah_ksp->ks_data == NULL)
                 return (B_FALSE);
 
         ahstack->ah_kstats = ahstack->ah_ksp->ks_data;