com php-src: Subtract one zval from memset: Zend/zend_objects _API.h

Commit: 721f2cc51365527a1c70fc788a3b095503963887 Author: Nikita Popov <nikita.ppv@gmail.com> Sat, 25 Nov 2017 18:02:01 +0100 Parents: b72b1a4e4d4a94a16b953bf8d826885efb56eeca Branches: master Link: http://git.php.net/?p=php-src.git;a=commitdiff;h=721f2cc51365527a1c70fc788a3b095503963887 Log: Subtract one zval from memset Changed paths: M Zend/zend_objects_API.h Diff: diff --git a/Zend/zend_objects_API.h b/Zend/zend_objects_API.h index cffd9ee..fbcb705 100644 --- a/Zend/zend_objects_API.h +++ b/Zend/zend_objects_API.h @@ -90,7 +90,9 @@ static zend_always_inline size_t zend_object_properties_size(zend_class_entry *c * Properties MUST be initialized using object_properties_init(). */ static zend_always_inline void *zend_object_alloc(size_t obj_size, zend_class_entry *ce) { void *obj = emalloc(obj_size + zend_object_properties_size(ce)); - memset(obj, 0, obj_size); + /* Subtraction of sizeof(zval) is necessary, because zend_object_properties_size() may be + * -sizeof(zval), if the object has no properties. */ + memset(obj, 0, obj_size - sizeof(zval)); return obj; }