From 3b160b6028f8137d32a4d0c6360f7ab1a2226cbf Mon Sep 17 00:00:00 2001
From: Kirill Simonov <xi@resolvent.net>
Date: Mon, 11 Oct 2010 06:41:03 +0000
Subject: Fixed pointer arithmetic overflow when calculating the position of a
 potential simple key (#156, thank to ppelletier(at)oblong(dot)com).

---
 src/scanner.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/scanner.c b/src/scanner.c
index 86e2050..a2e8619 100644
--- a/src/scanner.c
+++ b/src/scanner.c
@@ -1122,7 +1122,7 @@ yaml_parser_save_simple_key(yaml_parser_t *parser)
         simple_key.possible = 1;
         simple_key.required = required;
         simple_key.token_number = 
-            parser->tokens_parsed + parser->tokens.tail - parser->tokens.head;
+            parser->tokens_parsed + (parser->tokens.tail - parser->tokens.head);
         simple_key.mark = parser->mark;
 
         if (!yaml_parser_remove_simple_key(parser)) return 0;
-- 
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