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path: root/drivers/usb/gadget/u_serial.c
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Diffstat (limited to 'drivers/usb/gadget/u_serial.c')
-rw-r--r--drivers/usb/gadget/u_serial.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c
index 588a9be18ef8..c5034d9c946b 100644
--- a/drivers/usb/gadget/u_serial.c
+++ b/drivers/usb/gadget/u_serial.c
@@ -496,12 +496,8 @@ static void gs_rx_push(unsigned long _port)
req = list_first_entry(queue, struct usb_request, list);
- /* discard data if tty was closed */
- if (!tty)
- goto recycle;
-
/* leave data queued if tty was rx throttled */
- if (test_bit(TTY_THROTTLED, &tty->flags))
+ if (tty && test_bit(TTY_THROTTLED, &tty->flags))
break;
switch (req->status) {
@@ -534,7 +530,8 @@ static void gs_rx_push(unsigned long _port)
size -= n;
}
- count = tty_insert_flip_string(tty, packet, size);
+ count = tty_insert_flip_string(&port->port, packet,
+ size);
if (count)
do_push = true;
if (count != size) {
@@ -547,7 +544,7 @@ static void gs_rx_push(unsigned long _port)
}
port->n_read = 0;
}
-recycle:
+
list_move(&req->list, &port->read_pool);
port->read_started--;
}
@@ -555,8 +552,8 @@ recycle:
/* Push from tty to ldisc; without low_latency set this is handled by
* a workqueue, so we won't get callbacks and can hold port_lock
*/
- if (tty && do_push)
- tty_flip_buffer_push(tty);
+ if (do_push)
+ tty_flip_buffer_push(&port->port);
/* We want our data queue to become empty ASAP, keeping data