net: tftpput: reset timeout_count when an ACK is received

timeout_count is never reset once a tftpput transfer has started. If for
whatever reason timeouts occur frequently, but the server keeps replying
nonetheless, the transfer may be needlessly aborted.

Reset timer_count on reception of an ACK to avoid this situation.

Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org>
Signed-off-by: Mikhail Kshevetskiy <mikhail.kshevetskiy@iopsys.eu>
1 file changed