diff --git a/src/common.h b/src/common.h
index 940f2aa..4ab551b 100755
--- a/src/common.h
+++ b/src/common.h
@@ -1,45 +1,45 @@
-/*
- * Copyright (C) 2017 Jianhui Zhao <jianhuizhao329@gmail.com>
- * 
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef _COMMON_H
-#define _COMMON_H
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdarg.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <ctype.h>
-#include <stdbool.h>
-#include <unistd.h>
-#include <inttypes.h>
-#include <sys/stat.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <linux/limits.h>
-
-#include <libubox/uloop.h>
-#include <libubox/utils.h>
-#include <libubox/blobmsg.h>
-#include <libubox/kvlist.h>
-#include <libubox/ustream.h>
-
-#include "config.h"
-#include "log.h"
-
+/*
+ * Copyright (C) 2017 Jianhui Zhao <jianhuizhao329@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _COMMON_H
+#define _COMMON_H
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <ctype.h>
+#include <stdbool.h>
+#include <unistd.h>
+#include <inttypes.h>
+#include <sys/stat.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <linux/limits.h>
+
+#include <libubox/uloop.h>
+#include <libubox/utils.h>
+#include <libubox/blobmsg.h>
+#include <libubox/kvlist.h>
+#include <libubox/ustream.h>
+
+#include "config.h"
+#include "log.h"
+
 #endif
\ No newline at end of file