===================================================================
RCS file: /cvs/mandoc/tag.c,v
retrieving revision 1.7
retrieving revision 1.9
diff -u -p -r1.7 -r1.9
--- mandoc/tag.c	2015/08/29 15:28:13	1.7
+++ mandoc/tag.c	2015/10/11 22:00:52	1.9
@@ -1,4 +1,4 @@
-/*      $Id: tag.c,v 1.7 2015/08/29 15:28:13 schwarze Exp $    */
+/*      $Id: tag.c,v 1.9 2015/10/11 22:00:52 schwarze Exp $    */
 /*
  * Copyright (c) 2015 Ingo Schwarze <schwarze@openbsd.org>
  *
@@ -97,7 +97,7 @@ tag_init(void)
 	tag_info.key_offset = offsetof(struct tag_entry, s);
 	tag_info.data = NULL;
 	ohash_init(&tag_data, 4, &tag_info);
-	return(&tag_files);
+	return &tag_files;
 
 fail:
 	tag_unlink();
@@ -111,7 +111,7 @@ fail:
 	*tag_files.tfn = '\0';
 	tag_files.ofd = -1;
 	tag_files.tfd = -1;
-	return(NULL);
+	return NULL;
 }
 
 /*
@@ -125,7 +125,7 @@ tag_put(const char *s, int prio, size_t line)
 	size_t			 len;
 	unsigned int		 slot;
 
-	if (tag_files.tfd <= 0)
+	if (tag_files.tfd <= 0 || strchr(s, ' ') != NULL)
 		return;
 	slot = ohash_qlookup(&tag_data, s);
 	entry = ohash_find(&tag_data, slot);
@@ -195,14 +195,14 @@ static void *
 tag_alloc(size_t sz, void *arg)
 {
 
-	return(mandoc_malloc(sz));
+	return mandoc_malloc(sz);
 }
 
 static void *
 tag_calloc(size_t nmemb, size_t sz, void *arg)
 {
 
-	return(mandoc_calloc(nmemb, sz));
+	return mandoc_calloc(nmemb, sz);
 }
 
 static void