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GCS_MAVLink: prevent valgrind warnings on unfilled data

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This commit is contained in:
Andrew Tridgell 2013-12-17 11:14:53 +11:00
parent 93140bd956
commit ec584de0c2
1 changed files with 12 additions and 2 deletions
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14
libraries/GCS_MAVLink/GCS_Logs.cpp
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@ -1,8 +1,9 @@
// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
/*
MAVLink logfile transfer functions
*/
/*
Common GCS MAVLink functions for all vehicle types
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
@ -128,6 +129,12 @@ void GCS_MAVLINK::handle_log_send(DataFlash_Class &dataflash)
// when on USB we can send a lot more data
num_sends = 20;
}
#if CONFIG_HAL_BOARD == HAL_BOARD_AVR_SITL
// assume USB speeds in SITL for the purposes of log download
num_sends = 20;
#endif
if (stream_slowdown != 0) {
// we're using a radio and starting to clag up, slowdown log send
num_sends = 1;
@ -191,6 +198,9 @@ void GCS_MAVLINK::handle_log_send_data(DataFlash_Class &dataflash)
// report as EOF on error
ret = 0;
}
if (ret < 90) {
memset(data+ret, 0, 90-ret);
}
mavlink_msg_log_data_send(chan, _log_num_data, _log_data_offset, ret, data);
_log_data_offset += len;
_log_data_remaining -= len;