don't print vnodes if we didn't read them

diff --git a/usr.sbin/pstat/pstat.c b/usr.sbin/pstat/pstat.c
index 5cdbb00..6aa3f56 100644 (file)
--- a/usr.sbin/pstat/pstat.c
+++ b/usr.sbin/pstat/pstat.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: pstat.c,v 1.95 2014/12/19 14:08:20 tedu Exp $ */
+/*     $OpenBSD: pstat.c,v 1.96 2014/12/19 14:12:00 tedu Exp $ */
 /*     $NetBSD: pstat.c,v 1.27 1996/10/23 22:50:06 cgd Exp $   */
 
 /*-
@@ -341,6 +341,8 @@ vnodemode(void)
                (void)printf("%7d vnodes\n", numvnodes);
                return;
        }
+       if (!e_vnodebase)
+               return;
        endvnode = e_vnodebase + numvnodes;
        (void)printf("%d active vnodes\n", numvnodes);