[TS-1029] DNS crash if we free the memory into system

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.1.2
• Fix Version/s: 3.1.2
• Component/s: DNS
• Assignee: weijin
• Reporter: Zhao Yongming
• Created: 23/Nov/11 17:49
• Updated: 10/Jun/12 01:35
• Resolved: 30/Dec/11 22:15

Description

when we start to testing free memory into system, the DNS will cause crashing at:
dns_result()

  if (!e->post(h, ent)) {
    for (int i = 0; i < MAX_DNS_RETRIES; i++) {
      if (e->id[i] < 0)
        break;
      h->release_query_id(e->id[i]);
    }
    return;
  }