diff --git a/src/sf_binlog_writer.c b/src/sf_binlog_writer.c
index 5ab4aaf..f6c7d13 100644
--- a/src/sf_binlog_writer.c
+++ b/src/sf_binlog_writer.c
@@ -596,7 +596,7 @@ int sf_binlog_writer_init_normal(SFBinlogWriterInfo *writer,
         return result;
     }
     if (create) {
-        SF_CHOWN_RETURN_ON_ERROR(filepath, geteuid(), getegid());
+        SF_CHOWN_TO_RUNBY_RETURN_ON_ERROR(filepath);
     }
 
     writer->file.fd = -1;
diff --git a/src/sf_global.h b/src/sf_global.h
index ee7ebbc..9ad539f 100644
--- a/src/sf_global.h
+++ b/src/sf_global.h
@@ -101,6 +101,9 @@ extern SFContext                 g_sf_context;
     } \
     } while (0)
 
+#define SF_CHOWN_TO_RUNBY_RETURN_ON_ERROR(path) \
+    SF_CHOWN_RETURN_ON_ERROR(path, geteuid(), getegid())
+
 #define SF_SET_CONTEXT_INI_CONFIG(config, filename, pIniContext, \
         section_name, def_inner_port, def_outer_port, def_work_threads) \
     do { \
diff --git a/src/sf_proto.h b/src/sf_proto.h
index 6fc5e81..ab7a78f 100644
--- a/src/sf_proto.h
+++ b/src/sf_proto.h
@@ -309,19 +309,19 @@ static inline int sf_server_check_body_length(
             body_length, max_body_length);
 }
 
-#define server_expect_body_length(task, expect_body_len) \
+#define server_expect_body_length(expect_body_len) \
     sf_server_expect_body_length(&RESPONSE, REQUEST.header.body_len, \
             expect_body_len)
 
-#define server_check_min_body_length(task, min_body_length) \
+#define server_check_min_body_length(min_body_length) \
     sf_server_check_min_body_length(&RESPONSE, REQUEST.header.body_len, \
             min_body_length)
 
-#define server_check_max_body_length(task, max_body_length) \
+#define server_check_max_body_length(max_body_length) \
     sf_server_check_max_body_length(&RESPONSE, REQUEST.header.body_len, \
             max_body_length)
 
-#define server_check_body_length(task, min_body_length, max_body_length) \
+#define server_check_body_length(min_body_length, max_body_length) \
     sf_server_check_body_length(&RESPONSE, REQUEST.header.body_len, \
             min_body_length, max_body_length)