FS-8172 #resolve [Regression from earlier commit to mod_conference breaks admin…

FS-8172 #resolve [Regression from earlier commit to mod_conference breaks admin controls in verto demo app]

src/mod/applications/mod_conference/conference_member.c

@@ -922,6 +922,7 @@ switch_status_t conference_member_add(conference_obj_t *conference, conference_m
 			member->status_field = cJSON_CreateString("");
 			cJSON_AddItemToArray(member->json, member->status_field);
 
+			if (conference_utils_test_flag(member->conference, CFLAG_JSON_STATUS)) {
 				switch_channel_get_variables(member->channel, &var_event);
 
 				dvars = cJSON_CreateObject();
@@ -939,6 +940,7 @@ switch_status_t conference_member_add(conference_obj_t *conference, conference_m
 				cJSON_AddItemToArray(member->json, dvars);
 
 				switch_event_destroy(&var_event);
+			}
 
 			cJSON_AddItemToArray(member->json, cJSON_CreateNull());