1 files changed, 2 insertions, 4 deletions

diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c
index 067e95ad2987..cf508e26f1c6 100644
--- a/drivers/usb/serial/spcp8x5.c
+++ b/drivers/usb/serial/spcp8x5.c
@@ -677,7 +677,6 @@ static void spcp8x5_read_bulk_callback(struct urb *urb)
         struct tty_struct *tty;
         unsigned char *data = urb->transfer_buffer;
         unsigned long flags;
-        int i;
         int result = urb->status;
         u8 status;
         char tty_flag;
@@ -726,12 +725,11 @@ static void spcp8x5_read_bulk_callback(struct urb *urb)
 
         tty = tty_port_tty_get(&port->port);
         if (tty && urb->actual_length) {
-                tty_buffer_request_room(tty, urb->actual_length + 1);
                 /* overrun is special, not associated with a char */
                 if (status & UART_OVERRUN_ERROR)
                         tty_insert_flip_char(tty, 0, TTY_OVERRUN);
-                for (i = 0; i < urb->actual_length; ++i)
-                        tty_insert_flip_char(tty, data[i], tty_flag);
+                tty_insert_flip_string_fixed_flag(tty, data,
+                                                urb->actual_length, tty_flag);
                 tty_flip_buffer_push(tty);
         }
         tty_kref_put(tty);