diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 23c09b38b9ec..a871645389dd 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -5,7 +5,7 @@
  *	it under the terms of the GNU General Public License as published by
  *	the Free Software Foundation; either version 2 of the License, or
  *	(at your option) any later version.
- * 
+ *
  */
 
 #define BENQ_VENDOR_ID			0x04a5
@@ -137,5 +137,5 @@
 #define SANWA_PRODUCT_ID	0x0001
 
 /* ADLINK ND-6530 RS232,RS485 and RS422 adapter */
-#define ADLINK_VENDOR_ID        0x0b63
-#define ADLINK_ND6530_PRODUCT_ID       0x6530
+#define ADLINK_VENDOR_ID		0x0b63
+#define ADLINK_ND6530_PRODUCT_ID	0x6530