===================================================================
RCS file: /cvs/mandoc/Attic/mdoc_hash.c,v
retrieving revision 1.6
retrieving revision 1.8
diff -u -p -r1.6 -r1.8
--- mandoc/Attic/mdoc_hash.c	2009/07/17 10:56:27	1.6
+++ mandoc/Attic/mdoc_hash.c	2009/07/20 20:49:22	1.8
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_hash.c,v 1.6 2009/07/17 10:56:27 kristaps Exp $ */
+/*	$Id: mdoc_hash.c,v 1.8 2009/07/20 20:49:22 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
  *
@@ -14,6 +14,8 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
+#include <sys/types.h>
+
 #include <assert.h>
 #include <ctype.h>
 #include <stdlib.h>
@@ -126,6 +128,9 @@ mdoc_hash_find(const void *arg, const char *tmp)
 	ADJUST_MINOR(minor);
 
 	ind = INDEX(major, minor);
+
+	if (ind < 0 || ind >= 26 * 3 * 52)
+		return(MDOC_MAX);
 
 	if (htab[ind]) {
 		slot = htab[ind] - /* LINTED */