diff --git a/program/src/cert_session.cpp b/program/src/cert_session.cpp
index c5f81d6..0869167 100644
--- a/program/src/cert_session.cpp
+++ b/program/src/cert_session.cpp
@@ -1032,9 +1032,7 @@ void keyring_table_free_cb(int __attribute__((__unused__))table_id, MAAT_PLUGIN_
 long __attribute__((__unused__))argl, void __attribute__((__unused__))*argp)
 {
     if (*ad == NULL)
-    {
-		return;
-	}
+        return;
 	struct pxy_obj_keyring* pxy_obj=(struct pxy_obj_keyring*)(*ad);
 	atomic64_dec(&pxy_obj->ref_cnt);
     if (atomic64_read(&pxy_obj->ref_cnt) == 0)
@@ -1315,12 +1313,9 @@ web_json_record_array_add_string(char **chain)
 
     sample_array = json_object_new_array();
     if (sample_array == NULL)
-    {
-		goto finish;
-	}
+        goto finish;
 
-	for(i = 0; strlen(chain[i]) > 0; i++)
-	{
+    for(i = 0; chain[i] != '\0'; i++){
         json_object_array_add(sample_array, json_object_new_string(chain[i]));
     }
 finish: