[lwip-devel] [bug #67010] Reuse secs field in DHCPREQUEST as in DHCPDISCOVER.

[zmw]

URL:
  <https://savannah.nongnu.org/bugs/?67010>

                 Summary: Reuse secs field in DHCPREQUEST as in DHCPDISCOVER.
                   Group: lwIP - A Lightweight TCP/IP stack
               Submitter: zmw12306
               Submitted: Fri 11 Apr 2025 03:27:10 AM UTC
                Category: DHCP
                Severity: 3 - Normal
              Item Group: None
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
         Planned Release: None
            lwIP version: git head


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Follow-up Comments:


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Date: Fri 11 Apr 2025 03:27:10 AM UTC By: zmw <zmw12306>
The RFC 2131 (https://datatracker.ietf.org/doc/html/rfc2131#section-3.1)
states "the DHCPREQUEST message MUST use the same value in the DHCP message
header's 'secs' field as the original DHCPDISCOVER message". The code does not
preserve and reuse the 'secs' field value in dhcp_select function.







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