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[ENOMEM] check for unset current in serializer->length().

This commit is contained in:
Garret Rieger 2020-07-30 12:20:31 -07:00 committed by Ebrahim Byagowi
parent 0d22fb38b9
commit 4cbc7d61bc
1 changed files with 5 additions and 1 deletions
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6
src/hb-serialize.hh
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@ -373,7 +373,11 @@ struct hb_serialize_context_t
} }
} }
unsigned int length () const { return this->head - current->head; } unsigned int length () const
{
if (unlikely (!current)) return 0;
return this->head - current->head;
}
void align (unsigned int alignment) void align (unsigned int alignment)
{ {