[lwip-devel] [bug #41785] raw_input() ipv6 protocol misjudgment!

[hanhui]

URL:
  <http://savannah.nongnu.org/bugs/?41785>

                 Summary: raw_input() ipv6 protocol misjudgment!
                 Project: lwIP - A Lightweight TCP/IP stack
            Submitted by: hanhui03
            Submitted on: Thu Mar  6 04:07:16 2014
                Category: IPv6
                Severity: 3 - Normal
              Item Group: Faulty Behaviour
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
         Planned Release: 
            lwIP version: git head

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Details:


if input packet is a IPv6 fragment packet, 

proto = IP6H_NEXTH(ip6hdr);

proto must be IP6_NEXTH_FRAGMENT

so if proto == IP6_NEXTH_FRAGMENT we must get fragment header to determine the
real protocol!

Han.hui





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