Please don't put the only detail in the subject, please outline the fix here too, that should allow a more concise subject.
> Signed-off-by: Mikhail Kshevetskiy <mikhail.kshevets...@iopsys.eu> > --- > net/tftp.c | 9 ++++++++- > 1 file changed, 8 insertions(+), 1 deletion(-) > > diff --git a/net/tftp.c b/net/tftp.c > index 2e335413492..2534dec1c9f 100644 > --- a/net/tftp.c > +++ b/net/tftp.c > @@ -494,8 +494,15 @@ static void tftp_handler(uchar *pkt, unsigned dest, > struct in_addr sip, > tftp_prev_block = tftp_cur_block; > tftp_cur_block = (unsigned short)(block + 1); > update_block_number(); > - if (ack_ok) > + if (ack_ok) { > + if (block == 0 && > + tftp_state == STATE_SEND_WRQ){ > + /* connection's first ACK */ > + tftp_state = STATE_DATA; > + tftp_remote_port = src; > + } > tftp_send(); /* Send next data block > */ > + } > } > } > #endif > -- > 2.43.0 >