[PATCH] net: tftp: Fix for DATA ACK for block count out of order

[Tom Rini]

On Wed, Jan 04, 2023 at 06:16:26PM -0800, seanedmond at linux.microsoft.com wrote:

> From: Sean Edmond <seanedmond at linux.microsoft.com>
> 
> In rfc7440, if an ACK is not received by the server or if the
> last data block in a window is dropped, the server will timeout and
> retransmit the window.  In this case, the block count received will be
> less than the internal block count.  In this case, the client
> should not ACK.  ACK should only be sent if the received block
> count is greater than the expected block count.
> 
> Signed-off-by: Sean Edmond <seanedmond at linux.microsoft.com>
> Reviewed-by: Ramon Fried <rfried.dev at gmail.com>

Applied to u-boot/master, thanks!

-- 
Tom
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