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ArduPlane: avoid nullptr dereference on bad rcmap value entry

This commit is contained in:
Peter Barker 2024-09-08 00:05:57 +10:00 committed by Peter Barker
parent 9cbb494092
commit c99fc688e1
1 changed files with 6 additions and 5 deletions
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11
ArduPlane/radio.cpp
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@ -8,16 +8,17 @@
*/
void Plane::set_control_channels(void)
{
// the library gaurantees that these are non-nullptr:
if (g.rudder_only) {
// in rudder only mode the roll and rudder channels are the
// same.
channel_roll = RC_Channels::rc_channel(rcmap.yaw()-1);
channel_roll = &rc().get_yaw_channel();
} else {
channel_roll = RC_Channels::rc_channel(rcmap.roll()-1);
channel_roll = &rc().get_roll_channel();
}
channel_pitch = RC_Channels::rc_channel(rcmap.pitch()-1);
channel_throttle = RC_Channels::rc_channel(rcmap.throttle()-1);
channel_rudder = RC_Channels::rc_channel(rcmap.yaw()-1);
channel_pitch = &rc().get_pitch_channel();
channel_throttle = &rc().get_throttle_channel();
channel_rudder = &rc().get_yaw_channel();
// set rc channel ranges
channel_roll->set_angle(SERVO_MAX);