lwIP - A Lightweight TCP/IP stack - Patches: patch #9890, Memory leak in netif_loop_output...
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patch #9890: Memory leak in netif_loop_output if tcpip_try_callback fails
Submitter: | Nick Ballhorn-Wagner <nickbw> | ||
Submitted: | Wed 19 Feb 2020 08:22:14 PM UTC | ||
Category: | pbufs | Priority: | 5 - Normal |
Status: | Done | Privacy: | Public |
Assigned to: | goldsimon | Open/Closed: | Closed |
Planned Release: | None |
Fri 21 Feb 2020 04:27:09 PM UTC, comment #1: |
Simon Goldschmidt <goldsimon> |
Wed 19 Feb 2020 08:22:14 PM UTC, original submission:
If the tcpip_try_callback() call fails in the existing netif_loop_output function(), it never schedules another call to netif_poll(), causing a memory leak. We discovered this on a device that had a small tcpip_mbox, causing the underlying sys_mbox_trypost to fail with an ERR_MEM.
|
Nick Ballhorn-Wagner <nickbw> |
Depends on the following items: None found
Items that depend on this one: None found
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Follow 4 latest changes.
Date | Changed by | Updated Field | Previous Value | => | Replaced by |
---|---|---|---|---|---|
2020-02-21 | goldsimon | Status | None | Done | |
Assigned to | None | goldsimon | |||
Open/Closed | Open | Closed | |||
2020-02-19 | nickbw | Attached File | - | Added lwip_patch, #48452 |
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Corresponding source code
Applied, thanks for the patch.