diff --git a/mbtk/mbtk_logd/main.c b/mbtk/mbtk_logd/main.c
index 7925381..ef750e8 100755
--- a/mbtk/mbtk_logd/main.c
+++ b/mbtk/mbtk_logd/main.c
@@ -41,9 +41,9 @@
             }
             _filter_list = entry->filter_list;
             for (n = 0; n < 10; n++) {
-                printf("%s %d: malloc %x!\n", __FUNCTION__, __LINE__, _filter_list);
+                printf("%s %d: malloc %p!\n", __FUNCTION__, __LINE__, _filter_list);
                 if (_filter_list) {
-                    printf("%s %d: malloc %x!\n", __FUNCTION__, __LINE__, _filter_list->next);
+                    printf("%s %d: malloc %p!\n", __FUNCTION__, __LINE__, _filter_list->next);
                     if (_filter_list->tag) {
                         free(_filter_list->tag);
                     }
@@ -69,7 +69,7 @@
     json_object* fileter_listjson = NULL;
     log_config_entry* entry;
     int i, n, ret, array_length;
-    char* cmdval = NULL;
+    const char* cmdval = NULL;
 
     printf("MBTK_LOGD: in parse_config\n");
     jsonobj = json_object_from_file(LOG_CONFIG_PATH);
@@ -108,7 +108,7 @@
 
         json_object_object_get_ex(datajson, "name", &listjson);
         entry->name = json_object_get_string(listjson);
-        printf("cmdval: %x, %s\n", entry->name, entry->name);
+        printf("cmdval: %s\n", entry->name);
 
         json_object_object_get_ex(datajson, "log_file", &listjson);
         entry->out_path = json_object_get_string(listjson);