1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/serial/crisv10.c b/drivers/serial/crisv10.c
index c856905bb3bd..20402c604c10 100644
--- a/drivers/serial/crisv10.c
+++ b/drivers/serial/crisv10.c
@@ -3731,7 +3731,7 @@ rs_ioctl(struct tty_struct *tty, struct file * file,
                 /* This is the ioctl to get RS485 data from user-space */
                 if (copy_to_user((struct serial_rs485 *) arg,
                                         rs485data,
-                                        sizeof(serial_rs485)))
+                                        sizeof(struct serial_rs485)))
                         return -EFAULT;
                 break;
         }