minor compilation fix

openair2/ENB_APP/enb_config.c

@@ -536,6 +536,7 @@ const Enb_properties_array_t *enb_config_init(char* lib_config_file_name_pP)
   config_setting_t *setting_enb                   = NULL;
   config_setting_t *setting_otg                   = NULL;
   config_setting_t *subsetting_otg                = NULL;
+  int               parse_errors                  = 0;
   int               num_enb_properties            = 0;
   int               enb_properties_index          = 0;
   int               num_enbs                      = 0;