Fix Issue #111: Fix off-by-one error when range checking the input to json_tokener_error_desc().

json_tokener.c

@@ -74,7 +74,7 @@ const char* json_tokener_errors[] = {
 const char *json_tokener_error_desc(enum json_tokener_error jerr)
 {
 	int jerr_int = (int)jerr;
-	if (jerr_int < 0 || jerr_int > (int)(sizeof(json_tokener_errors) / sizeof(json_tokener_errors[0])))
+	if (jerr_int < 0 || jerr_int >= (int)(sizeof(json_tokener_errors) / sizeof(json_tokener_errors[0])))
 		return "Unknown error, invalid json_tokener_error value passed to json_tokener_error_desc()";
 	return json_tokener_errors[jerr];
 }