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path: root/drivers/usb/serial/ipaq.c
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Diffstat (limited to 'drivers/usb/serial/ipaq.c')
-rw-r--r--drivers/usb/serial/ipaq.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c
index 06d07cea0b70..9a5c97989562 100644
--- a/drivers/usb/serial/ipaq.c
+++ b/drivers/usb/serial/ipaq.c
@@ -711,7 +711,7 @@ static void ipaq_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
struct tty_struct *tty;
unsigned char *data = urb->transfer_buffer;
- int i, result;
+ int result;
dbg("%s - port %d", __FUNCTION__, port->number);
@@ -724,14 +724,8 @@ static void ipaq_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);
bytes_in += urb->actual_length;
}