[Companion] Fixes #4288

companion/src/eeprominterface.cpp

@@ -1028,7 +1028,7 @@ bool GeneralSettings::switchPositionAllowedTaranis(int index) const
   if (index == 0)
     return true;
 
-  div_t qr = div(index-1, 3);
+  div_t qr = div(abs(index)-1, 3);
 
   if (index < 0 && switchConfig[qr.quot] != Board::SWITCH_3POS)
     return false;

companion/src/helpers.cpp

@@ -374,7 +374,7 @@ void populateGvarUseCB(QComboBox *b, unsigned int phase)
   }
 }
 
-void populateSwitchCB(QComboBox *b, const RawSwitch & value, const GeneralSettings & generalSettings, SwitchContext context)
+void populateSwitchCB(QComboBox * b, const RawSwitch & value, const GeneralSettings & generalSettings, SwitchContext context)
 {
   Board::Type board = getCurrentBoard();
   RawSwitch item;