From 2e64bdf7f7adc17652ad9d9bf178130b617c6436 Mon Sep 17 00:00:00 2001
From: Ingo Schwarze <schwarze@openbsd.org>
Date: Sat, 11 Oct 2014 21:34:04 +0000
Subject: oops, don't crash when .Fo has no argument

---
 mdoc_validate.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'mdoc_validate.c')

diff --git a/mdoc_validate.c b/mdoc_validate.c
index f2e85a36..10839980 100644
--- a/mdoc_validate.c
+++ b/mdoc_validate.c
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_validate.c,v 1.250 2014/10/11 21:14:16 schwarze Exp $ */
+/*	$Id: mdoc_validate.c,v 1.251 2014/10/11 21:34:04 schwarze Exp $ */
 /*
  * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -1030,7 +1030,7 @@ post_fo(POST_ARGS)
 
 	hwarn_eq1(mdoc);
 	bwarn_ge1(mdoc);
-	if (mdoc->last->type == MDOC_HEAD)
+	if (mdoc->last->type == MDOC_HEAD && mdoc->last->nchild)
 		post_fname(mdoc);
 	return(1);
 }
-- 
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