AP_OSD: check for airspeed object

7 years ago · 64915c69b6
1 changed files with 3 additions and 0 deletions
--- a/libraries/AP_OSD/AP_OSD_Screen.cpp
+++ b/libraries/AP_OSD/AP_OSD_Screen.cpp
@ -973,6 +973,9 @@ void AP_OSD_Screen::draw_bat2used(uint8_t x, uint8_t y)
				@@ -973,6 +973,9 @@ void AP_OSD_Screen::draw_bat2used(uint8_t x, uint8_t y)
 void AP_OSD_Screen::draw_aspd2(uint8_t x, uint8_t y)
 {
    AP_Airspeed *airspeed = AP_Airspeed::get_singleton();
+    if (!airspeed) {
+        return;
+    }
    float asp2 = airspeed->get_airspeed(1);
    if (airspeed != nullptr && airspeed->healthy(1)) {
        backend->write(x, y, false, "%c%4d%c", SYM_ASPD, (int)u_scale(SPEED, asp2), u_icon(SPEED));