diff --git a/oaf/src/af_client.c b/oaf/src/af_client.c
index 549960c..c047dcd 100755
--- a/oaf/src/af_client.c
+++ b/oaf/src/af_client.c
@@ -173,7 +173,6 @@ void flush_expired_visit_info(af_client_info_t *node)
 		}
 		
 		if (cur_timep - node->visit_info[i].latest_time > timeout){
-			// 超时清除记录
 			memset(&node->visit_info[i], 0x0, sizeof(app_visit_info_t));
 			count++;
 		}
diff --git a/oaf/src/app_filter.c b/oaf/src/app_filter.c
index dfbc3fe..0adb270 100755
--- a/oaf/src/app_filter.c
+++ b/oaf/src/app_filter.c
@@ -186,7 +186,7 @@ int add_app_feature(int appid, char *name, char *feature)
 		begin = p + 1;
 	}
 	if (AF_DICT_PARAM_INDEX != param_num && strlen(feature) > MIN_FEATURE_STR_LEN) {
-		AF_ERROR("22 invalid feature:%s\n", feature);
+		AF_ERROR("invalid feature:%s\n", feature);
 		return -1;
 	}
 	strncpy(dict, begin, p - begin);
@@ -281,7 +281,7 @@ void load_feature_buf_from_file(char **config_buf)
 
 	inode = fp->f_inode;
 	size = inode->i_size;
-	printk("feature file size: %u\n", size);
+	AF_DEBUG("feature file size: %u\n", size);
 	if (size == 0) {
 		AF_WARN("warning, file size = %u\n", size);
 		return;
@@ -655,7 +655,6 @@ int af_match_one(flow_info_t *flow, af_feature_node_t *node)
 	if (flow->l4_len == 0)
 		return AF_FALSE;
 
-	// 匹配端口
 	if (node->sport != 0 && flow->sport != node->sport ){
 		return AF_FALSE;
 	}
@@ -781,9 +780,6 @@ void af_update_client_app_info(flow_info_t *flow)
 	AF_CLIENT_UNLOCK_W();
 }
 
-/* 在netfilter框架注册的钩子 */
-
-
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0)
 static u_int32_t app_filter_hook(void *priv,
 			       struct sk_buff *skb,
@@ -941,9 +937,6 @@ void fini_port_timer(void)
 }
 
 
-/*
-	模块初始化
-*/
 static int __init app_filter_init(void)
 {
 	AF_INFO("appfilter version:"AF_VERSION"\n");
@@ -957,7 +950,6 @@ static int __init app_filter_init(void)
 	af_init_app_status();
 
 	init_af_client_procfs();
-//	show_feature_list();
 	af_client_init();
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,13,0)
     nf_register_net_hooks(&init_net, app_filter_ops, ARRAY_SIZE(app_filter_ops));
@@ -969,9 +961,6 @@ static int __init app_filter_init(void)
 	return 0;
 }
 
-/*
-	模块退出
-*/
 static void app_filter_fini(void)
 {
 	AF_INFO("app filter module exit\n");
diff --git a/oaf/src/app_filter_config.c b/oaf/src/app_filter_config.c
index 4615fd5..2ef8c7c 100755
--- a/oaf/src/app_filter_config.c
+++ b/oaf/src/app_filter_config.c
@@ -1,9 +1,4 @@
 
-/*
-	author: destan19@126.com
-	微信公众号: OpenWrt
-	date:2019/1/10
-*/
 #include <linux/init.h>
 #include <linux/module.h>
 #include <net/tcp.h>
@@ -59,19 +54,19 @@ char g_app_id_array[AF_MAX_APP_TYPE_NUM][AF_MAX_APP_NUM] = {0};
 void af_show_app_status(void)
 {
 	int i, j;
-	printk("#########show app status##########\n");
+	AF_DEBUG("#########show app status##########\n");
 	for (i = 0; i < AF_MAX_APP_TYPE_NUM; i++) {
 		for (j = 0; j < AF_MAX_APP_NUM; j++) {
 			
 			af_rule_read_lock();
 			if (g_app_id_array[i][j] == AF_TRUE) {
-				printk("%d, %d\n", i, j);
+				AF_DEBUG("%d, %d\n", i, j);
 			}
 			af_rule_read_unlock();
 		}
 	}
 	
-	printk("\n\n\n");
+	AF_DEBUG("\n\n\n");
 }
 
 int af_change_app_status(cJSON * data_obj, int status)
@@ -243,7 +238,7 @@ int af_set_mac_list(cJSON * data_obj)
 		}
 		af_mac_add(mac_hex);
 	}
-	printk("## mac num = %d\n", total_mac);
+	AF_DEBUG("## mac num = %d\n", total_mac);
 	return 0;
 }
 
@@ -351,7 +346,7 @@ static ssize_t af_cdev_read(struct file *filp, char *buf, size_t count, loff_t *
 static int af_cdev_release(struct inode *inode, struct file *filp)
 {
     struct af_cdev_file *file = filp->private_data;
-    printk("config size: %d,data = %s\n", (int)file->size, file->buf);
+    AF_DEBUG("config size: %d,data = %s\n", (int)file->size, file->buf);
 	af_config_handle(file->buf, file->size);
     filp->private_data = NULL;
     mutex_unlock(&af_cdev_mutex);
@@ -364,7 +359,7 @@ static ssize_t af_cdev_write(struct file *filp, const char *buffer, size_t count
     struct af_cdev_file *file = filp->private_data;
     int ret;
     if (file->size + count > sizeof(file->buf)) {
-        printk("config overflow, cur_size: %d, block_size: %d, max_size: %d",
+        AF_ERROR("config overflow, cur_size: %d, block_size: %d, max_size: %d",
             (int)file->size, (int)count, (int)sizeof(file->buf));
         return -EINVAL;
     }