[lwip-devel] [patch #10198] SLIP: Fix appending received pbuf to the linked list

[David Cermak]

URL:
  <https://savannah.nongnu.org/patch/?10198>

                 Summary: SLIP: Fix appending received pbuf to the linked list
                 Project: lwIP - A Lightweight TCP/IP stack
            Submitted by: david_cermak
            Submitted on: Tue 12 Apr 2022 11:09:11 AM UTC
                Category: None
                Priority: 5 - Normal
                  Status: None
                 Privacy: Public
             Assigned to: None
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
         Planned Release: None

    _______________________________________________________

Details:

Append to the linked list of pbuf objects was broken so that the second (and
subsequent) packets received in a SLIP transaction would be appended to
themselves and consequently lost.

This resulted in these packets being dropped and the system suffering extreme
memory leakage.

Reported and fixed by @webworxshop,
https://github.com/espressif/esp-lwip/pull/25



    _______________________________________________________

File Attachments:


-------------------------------------------------------
Date: Tue 12 Apr 2022 11:09:11 AM UTC  Name:
Fix-SLIP-RX-linked-list-append.patch  Size: 1011B   By: david_cermak

<http://savannah.nongnu.org/patch/download.php?file_id=53081>

    _______________________________________________________

Reply to this item at:

  <https://savannah.nongnu.org/patch/?10198>

_______________________________________________
  Message sent via Savannah
  https://savannah.nongnu.org/