[HarfBuzz] harfbuzz: Branch 'master'

[Behdad Esfahbod]

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

New commits:
commit 4db7e36f46b735f8801d393b356f9c8ed41c409c
Author: Behdad Esfahbod <behdad at behdad.org>
Date:   Thu Oct 15 15:18:37 2009 -0700

    Bug 24540 arabicSyriacOpenTypeShape causes read past end of string in getArabicProperties

diff --git a/src/harfbuzz-arabic.c b/src/harfbuzz-arabic.c
index 0609232..4d85c19 100644
--- a/src/harfbuzz-arabic.c
+++ b/src/harfbuzz-arabic.c
@@ -1009,7 +1009,7 @@ static HB_Bool arabicSyriacOpenTypeShape(HB_ShaperItem *item, HB_Bool *ot_ok)
         ++l;
         ++properties;
     }
-    if (f + l < item->stringLength) {
+    if (f + l + item->item.pos < item->stringLength) {
         ++l;
     }
     getArabicProperties(uc+f, l, props);