[lwip-users] Re: [lwip] Memory leak and queued packets in etharp.c

[leon . woestenberg]

Hello Martin,

> There is another problem in etharp.c:
> If a packet gets queued because an ARP request must be sent,
> pbuf_ref() is called for this packet. This is ok so far, but
> if the queued pbuf is chained, the chain may get lost later,
> but before the packet is resent. I´ve fixed this in
> pbuf_dechain() in pbuf.c.
>
I do not understand what you mean exactly.

Could you please describe a sequence of events that would
trigger this bug to occur?

Leon.


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