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Re: [lwip-devel] Particular size of ping can halt lwIP -- a pbuf_copy bu

From: David Empson
Subject: Re: [lwip-devel] Particular size of ping can halt lwIP -- a pbuf_copy bug?
Date: Thu, 03 May 2012 10:41:55 +1200
User-agent: Mozilla/5.0 (Windows NT 6.1; rv:12.0) Gecko/20120428 Thunderbird/12.0.1 


On 2012-05-02 06:57, Kieran Mansley wrote:

It sounds like there is at least one bug to report here.  Narke: could you 
raise the pbuf_copy()
> zero byte issue as a bug on savannah please? David Empson: if you think there are issues in the 
> PPP code then we need a bug report for those too!
On further reading, I spotted a later pbuf_realloc() which will deal with the case of the checksum straddling the packet boundary. The same code can be used to avoid the zero length pbuf in narke's case with a one line patch. I'll comment on narke's bug rather than starting a new one.
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