Re: [lwip-users] RST sent by linux on close

[Jeff Barber]

On Wed, May 26, 2010 at 2:36 PM, Kieran Mansley <address@hidden> wrote:
> On 26 May 2010, at 14:58, Jeff Barber wrote:
>
>> Not an lwip problem per se (at least I don't think so), but I'm hoping
>> some TCP expert here can suggest a reason why this is happening:
>
> The usual reason for a RST being sent in this situation is if there is still 
> data queued on the socket for the client application to read.  I would have 
> thought the shutdown(RDWR) would have dealt with that.  Just to make sure, 
> you could try explicitly trying to read from the socket just before you close 
> it.

Ah.  Thanks for the insight.  It turns out you're exactly right.  I
have data on the client side that I haven't received yet at the time
of the close.

Jeff