Fix mixer overflow (#7747)

2020-06-17 15:55:42 +02:00
parent e433685786
commit fca11fc6b6
3 changed files with 63 additions and 1 deletions
@@ -947,7 +947,7 @@ void evalMixes(uint8_t tick10ms)
        mixerCurrentFlightMode = p;
        evalFlightModeMixes(p==fm ? e_perout_mode_normal : e_perout_mode_inactive_flight_mode, p==fm ? tick10ms : 0);
        for (uint8_t i=0; i<MAX_OUTPUT_CHANNELS; i++)
-          sum_chans512[i] += (chans[i] >> 4) * fp_act[p];
+          sum_chans512[i] += limit<int32_t>(-0x6fff, chans[i] >> 4, 0x6fff) * fp_act[p];
        weight += fp_act[p];
      }
    }