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path: root/drivers/usb/serial/sierra.c
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Diffstat (limited to 'drivers/usb/serial/sierra.c')
-rw-r--r--drivers/usb/serial/sierra.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index 64e53fda149b..70aee8d59f23 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -569,7 +569,6 @@ static void sierra_indat_callback(struct urb *urb)
int err;
int endpoint;
struct usb_serial_port *port;
- struct tty_struct *tty;
unsigned char *data = urb->transfer_buffer;
int status = urb->status;
@@ -581,16 +580,12 @@ static void sierra_indat_callback(struct urb *urb)
" endpoint %02x\n", __func__, status, endpoint);
} else {
if (urb->actual_length) {
- tty = tty_port_tty_get(&port->port);
- if (tty) {
- tty_insert_flip_string(&port->port, data,
- urb->actual_length);
- tty_flip_buffer_push(tty);
-
- tty_kref_put(tty);
- usb_serial_debug_data(&port->dev, __func__,
- urb->actual_length, data);
- }
+ tty_insert_flip_string(&port->port, data,
+ urb->actual_length);
+ tty_flip_buffer_push(&port->port);
+
+ usb_serial_debug_data(&port->dev, __func__,
+ urb->actual_length, data);
} else {
dev_dbg(&port->dev, "%s: empty read urb"
" received\n", __func__);