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path: root/drivers/usb/serial/visor.c
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Diffstat (limited to 'drivers/usb/serial/visor.c')
-rw-r--r--drivers/usb/serial/visor.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c
index 49b1fbe61f25..bce3d55affd8 100644
--- a/drivers/usb/serial/visor.c
+++ b/drivers/usb/serial/visor.c
@@ -488,7 +488,6 @@ static void visor_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
unsigned char *data = urb->transfer_buffer;
struct tty_struct *tty;
unsigned long flags;
- int i;
int throttled;
int result;
@@ -503,14 +502,8 @@ static void visor_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
tty = port->tty;
if (tty && urb->actual_length) {
- for (i = 0; i < urb->actual_length ; ++i) {
- /* if we insert more than TTY_FLIPBUF_SIZE characters, we drop them. */
- if(tty->flip.count >= TTY_FLIPBUF_SIZE) {
- tty_flip_buffer_push(tty);
- }
- /* this doesn't actually push the data through unless tty->low_latency is set */
- tty_insert_flip_char(tty, data[i], 0);
- }
+ tty_buffer_request_room(tty, urb->actual_length);
+ tty_insert_flip_string(tty, data, urb->actual_length);
tty_flip_buffer_push(tty);
}
spin_lock_irqsave(&priv->lock, flags);