diff options
| author | Johan Hovold <jhovold@gmail.com> | 2011-11-06 19:06:28 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-15 10:33:16 -0800 |
| commit | 5833041f1b130e5823a99d03b14538282e5ad345 (patch) | |
| tree | 394caf266125dd725d47470a11cb5840040130ec /drivers/usb/serial/ti_usb_3410_5052.c | |
| parent | 016af7ec49836342c3b35166792c8d73a360571c (diff) | |
USB: serial: remove unnecessary reinitialisations of urb->dev
Remove unnecessary reinitialisations of urb->dev before each submission,
which were based on the (no longer valid) assumption that serial->dev
will be set to NULL on close.
Compile-only tested.
Cc: Matthias Bruestle and Harald Welte <support@reiner-sct.com>
Cc: Lonnie Mendez <dignome@gmail.com>
Cc: Peter Berger <pberger@brimson.com>
Cc: Al Borchers <alborchers@steinerpoint.com>
Cc: Support Department <support@connecttech.com>
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/serial/ti_usb_3410_5052.c')
| -rw-r--r-- | drivers/usb/serial/ti_usb_3410_5052.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index ea8445689c8..6d16717ef4f 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -537,7 +537,6 @@ static int ti_open(struct tty_struct *tty, struct usb_serial_port *port) } urb->complete = ti_interrupt_callback; urb->context = tdev; - urb->dev = dev; status = usb_submit_urb(urb, GFP_KERNEL); if (status) { dev_err(&port->dev, @@ -621,7 +620,6 @@ static int ti_open(struct tty_struct *tty, struct usb_serial_port *port) tport->tp_read_urb_state = TI_READ_URB_RUNNING; urb->complete = ti_bulk_in_callback; urb->context = tport; - urb->dev = dev; status = usb_submit_urb(urb, GFP_KERNEL); if (status) { dev_err(&port->dev, "%s - submit read urb failed, %d\n", @@ -1236,12 +1234,11 @@ static void ti_bulk_in_callback(struct urb *urb) exit: /* continue to read unless stopping */ spin_lock(&tport->tp_lock); - if (tport->tp_read_urb_state == TI_READ_URB_RUNNING) { - urb->dev = port->serial->dev; + if (tport->tp_read_urb_state == TI_READ_URB_RUNNING) retval = usb_submit_urb(urb, GFP_ATOMIC); - } else if (tport->tp_read_urb_state == TI_READ_URB_STOPPING) { + else if (tport->tp_read_urb_state == TI_READ_URB_STOPPING) tport->tp_read_urb_state = TI_READ_URB_STOPPED; - } + spin_unlock(&tport->tp_lock); if (retval) dev_err(dev, "%s - resubmit read urb failed, %d\n", @@ -1576,7 +1573,6 @@ static int ti_restart_read(struct ti_port *tport, struct tty_struct *tty) spin_unlock_irqrestore(&tport->tp_lock, flags); urb->complete = ti_bulk_in_callback; urb->context = tport; - urb->dev = tport->tp_port->serial->dev; status = usb_submit_urb(urb, GFP_KERNEL); } else { tport->tp_read_urb_state = TI_READ_URB_RUNNING; |