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Maat Hierarchy中的compile mid结构体保留了Hier的指针，可能指向已被释放的hier，导致扫描线程死锁。

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This commit is contained in:
zhengchao
2021-04-20 12:47:05 +08:00
parent ac4b39e6f5
commit cd5f2c7c26
3 changed files with 8 additions and 13 deletions
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4
src/entry/Maat_api.cpp
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@@ -244,10 +244,10 @@ int region_compile(_Maat_feather_t*feather, struct Maat_hierarchy_compile_mid* c
{
virtual_table_id=region_hit_wraper->virtual_table_id;
}
Maat_hierarchy_compile_mid_udpate(compile_mid, region->region_id, virtual_table_id, region_hit_wraper->Nth_scan, i);
Maat_hierarchy_compile_mid_udpate(feather->scanner->hier, compile_mid, region->region_id, virtual_table_id, region_hit_wraper->Nth_scan, i);
}
scan_ret=Maat_hierarchy_region_compile(compile_mid, is_last_region, (void**)compile_rule_array, size);
scan_ret=Maat_hierarchy_region_compile(feather->scanner->hier, compile_mid, is_last_region, (void**)compile_rule_array, size);
//Maat_hierarchy is rwlock protected, it always returns non-NULL compile_rule.
if(scan_ret>1)
{