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RE: [lwip-users] Re: Bug in tcp_out.c

From: Dave Perry
Subject: RE: [lwip-users] Re: Bug in tcp_out.c
Date: Sun, 17 Jul 2005 17:35:07 -0400

I see. Is there an easy way for me to get a snapshot of the current sources,
or will I have to install and learn CVS first?


-----Original Message-----
From: address@hidden
[mailto:address@hidden On Behalf Of Leon
Sent: Sunday, July 17, 2005 11:23 AM
To: Mailing list for lwIP users
Subject: Re: [lwip-users] Re: Bug in tcp_out.c

Hello Dave,

Dave Perry wrote:

>Answering my own question:
>Queue is uninitialized if the first goto memerr is taken.
>Queue = NULL;
>Someplace before the goto.
>I'm working with the 1.1.0 release on an ARM (lpc2138) processor and 
>ran across this issue. I was getting Data Abort exceptions and I've 
>tracked it down to this point, but I'm not sure what a good fix would be.
>In the function tcp_enqueue() there are several places which goto the 
>label memerr.  At that point, if queue is not null, this call is made:
This was already fixed in CVS HEAD but thanks for the report!

Regards, Leon.

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