[lwip-devel] [bug #48330] Memory leak in snmp_send_trap function

[Marco Veeneman]

URL:
  <http://savannah.nongnu.org/bugs/?48330>

                 Summary: Memory leak in snmp_send_trap function
                 Project: lwIP - A Lightweight TCP/IP stack
            Submitted by: mave
            Submitted on: Tue 28 Jun 2016 02:18:44 PM GMT
                Category: None
                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:

Sending traps causes leaking memory.
In snmp_send_trap a pbuf is allocated in RAM but it is never freed. Probably
this was introduced while rewriting the SNMP traps.

I think adding pbuf_free(p); after snmp_sendto solves this issue.




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