===================================================================
RCS file: /cvs/mandoc/main.c,v
retrieving revision 1.260
retrieving revision 1.261
diff -u -p -r1.260 -r1.261
--- mandoc/main.c	2015/12/15 17:38:45	1.260
+++ mandoc/main.c	2016/01/08 02:13:39	1.261
@@ -1,4 +1,4 @@
-/*	$Id: main.c,v 1.260 2015/12/15 17:38:45 schwarze Exp $ */
+/*	$Id: main.c,v 1.261 2016/01/08 02:13:39 schwarze Exp $ */
 /*
  * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010-2012, 2014, 2015 Ingo Schwarze <schwarze@openbsd.org>
@@ -724,9 +724,11 @@ parse(struct curparse *curp, int fd, const char *file)
 	/* Begin by parsing the file itself. */
 
 	assert(file);
-	assert(fd >= -1);
+	assert(fd > 0);
 
 	rctmp = mparse_readfd(curp->mp, fd, file);
+	if (fd != STDIN_FILENO)
+		close(fd);
 	if (rc < rctmp)
 		rc = rctmp;