php/archived-php-src
1
0
Fork 0
mirror of https://github.com/php/php-src.git synced 2026-03-30 12:13:02 +02:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'PHP-5.6' into PHP-7.0

Browse Source 
* PHP-5.6:
  Prevent usage in GC after free.
This commit is contained in:
Dmitry Stogov
2016-04-19 01:37:24 +03:00
parent 73958ca62d ffc697ac27
commit e46be0cd19
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
Zend/zend_inheritance.c
View File

@@ -657,7 +657,8 @@ static void do_inherit_property(zend_property_info *parent_info, zend_string *ke
int parent_num = OBJ_PROP_TO_NUM(parent_info->offset);
int child_num = OBJ_PROP_TO_NUM(child_info->offset);
zval_ptr_dtor(&(ce->default_properties_table[parent_num]));
/* Don't keep default properties in GC (thry may be freed by opcache) */
zval_ptr_dtor_nogc(&(ce->default_properties_table[parent_num]));
ce->default_properties_table[parent_num] = ce->default_properties_table[child_num];
ZVAL_UNDEF(&ce->default_properties_table[child_num]);
child_info->offset = parent_info->offset;