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Fix possible but improbable overflow in hb_array_t

This commit is contained in:
Behdad Esfahbod 2011-04-28 12:58:28 -04:00
parent e0db4b868f
commit 123aa04f7b
1 changed files with 1 additions and 1 deletions
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2
src/hb-private.hh
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@ -297,7 +297,7 @@ struct hb_static_array_t {
array = new_array; array = new_array;
} }
} else { } else {
bool overflows = new_allocated >= ((unsigned int) -1) / sizeof (Type); bool overflows = (new_allocated < allocated) || (new_allocated >= ((unsigned int) -1) / sizeof (Type));
if (unlikely (overflows)) if (unlikely (overflows))
new_array = NULL; new_array = NULL;
else else