GEMALTO CINTERION: override shutdown function

Author: pennam

connectivity/drivers/cellular/GEMALTO/CINTERION/GEMALTO_CINTERION.cpp

@@ -92,6 +92,12 @@ nsapi_error_t GEMALTO_CINTERION::init()
     return NSAPI_ERROR_OK;
 }
 
+nsapi_error_t GEMALTO_CINTERION::shutdown()
+{
+    CellularDevice::shutdown();
+    return NSAPI_ERROR_OK;
+}
+
 GEMALTO_CINTERION::Module GEMALTO_CINTERION::get_module()
 {
     return _module;

connectivity/drivers/cellular/GEMALTO/CINTERION/GEMALTO_CINTERION.h

@@ -55,6 +55,7 @@ class GEMALTO_CINTERION : public AT_CellularDevice {
 
 protected:
     virtual nsapi_error_t init();
+    virtual nsapi_error_t shutdown();
 
 private:
     static Module _module;