VW e-Up: fix uninitialized variables for charge capacity processing

Author: dexterbg

vehicle/OVMS.V3/components/vehicle_vweup/src/vehicle_vweup.cpp

@@ -29,7 +29,7 @@
 #include <string>
 static const char *TAG = "v-vweup";
 
-#define VERSION "0.22.1"
+#define VERSION "0.22.2"
 
 #include <stdio.h>
 #include <string>
@@ -97,6 +97,18 @@ OvmsVehicleVWeUp::OvmsVehicleVWeUp()
 
   m_use_phase = UP_None;
   m_obd_state = OBDS_Init;
+
+  m_soc_norm_start = 0;
+  m_soc_abs_start = 0;
+  m_energy_recd_start = 0;
+  m_energy_used_start = 0;
+  m_energy_charged_start = 0;
+  m_coulomb_recd_start = 0;
+  m_coulomb_used_start = 0;
+  m_coulomb_charged_start = 0;
+  m_charge_kwh_grid_start = 0;
+  m_charge_kwh_grid = 0;
+
   m_chargestart_ticker = 0;
   m_chargestop_ticker = 0;
   m_chargestate_lastsoc = 100;

vehicle/OVMS.V3/components/vehicle_vweup/src/vweup_obd.cpp

@@ -1384,6 +1384,9 @@ void OvmsVehicleVWeUp::UpdateChargeCap(bool charging)
   static int checkpoint = 9999;
   bool log_data = false, update_caps = false, update_soh = false;
 
+  if (m_soc_abs_start == 0 || m_coulomb_charged_start == 0)
+    return;
+
   int   charge_time   = StdMetrics.ms_v_charge_time->AsInt();
   float soc_abs_diff  = BatMgmtSoCAbs->AsFloat() - m_soc_abs_start;
   float soc_norm_diff = StdMetrics.ms_v_bat_soc->AsFloat() - m_soc_norm_start;