===================================================================
RCS file: /cvs/mandoc/mandocdb.c,v
retrieving revision 1.154
retrieving revision 1.155
diff -u -p -r1.154 -r1.155
--- mandoc/mandocdb.c	2014/08/05 14:43:10	1.154
+++ mandoc/mandocdb.c	2014/08/06 15:09:05	1.155
@@ -1,4 +1,4 @@
-/*	$Id: mandocdb.c,v 1.154 2014/08/05 14:43:10 schwarze Exp $ */
+/*	$Id: mandocdb.c,v 1.155 2014/08/06 15:09:05 schwarze Exp $ */
 /*
  * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2011, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -1198,8 +1198,9 @@ mpages_merge(struct mchars *mc, struct mparse *mp)
 			goto nextpage;
 		} else if (NULL != mdoc) {
 			mpage->form = FORM_SRC;
-			mpage->sec =
-			    mandoc_strdup(mdoc_meta(mdoc)->msec);
+			mpage->sec = mdoc_meta(mdoc)->msec;
+			mpage->sec = mandoc_strdup(
+			    NULL == mpage->sec ? "" : mpage->sec);
 			mpage->arch = mdoc_meta(mdoc)->arch;
 			mpage->arch = mandoc_strdup(
 			    NULL == mpage->arch ? "" : mpage->arch);