[lwip-devel] [bug #48065] ping_recv() has uninitialized variable "fromlen"

[Andrey Butok]

URL:
  <http://savannah.nongnu.org/bugs/?48065>

                 Summary: ping_recv() has uninitialized variable "fromlen"
                 Project: lwIP - A Lightweight TCP/IP stack
            Submitted by: butok
            Submitted on: Tue 31 May 2016 12:38:52 PM GMT
                Category: Contrib
                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:

Hello, 

contrib\apps\ping\ping.c - ping_recv()
has uninitialized variable "fromlen" that causes wrong behavior.

Fix -to add one line 166:
  fromlen = sizeof(from);


Best regards,
Andrey Butok




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