1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 6091bd5a1f4f..7c9dc28640bb 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -405,7 +405,7 @@ static int serial_ioctl(struct tty_struct *tty,
         struct usb_serial_port *port = tty->driver_data;
         int retval = -ENOIOCTLCMD;
 
-        dev_dbg(tty->dev, "%s - cmd 0x%.4x\n", __func__, cmd);
+        dev_dbg(tty->dev, "%s - cmd 0x%04x\n", __func__, cmd);
 
         switch (cmd) {
         case TIOCMIWAIT: