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 19:33:16 +0100 |
| commit | 5833041f1b130e5823a99d03b14538282e5ad345 (patch) | |
| tree | 394caf266125dd725d47470a11cb5840040130ec /drivers/usb/serial/io_ti.c | |
| parent | USB: mos7720: remove unused code (diff) | |
| download | linux-5833041f1b130e5823a99d03b14538282e5ad345.tar.xz linux-5833041f1b130e5823a99d03b14538282e5ad345.zip | |
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which were based on the (no longer valid) assumption that serial-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/io_ti.c')
| -rw-r--r-- | drivers/usb/serial/io_ti.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index e42ddfc02aaa..29fba8ccf8e2 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -1770,12 +1770,11 @@ static void edge_bulk_in_callback(struct urb *urb) exit: /* continue read unless stopped */ spin_lock(&edge_port->ep_lock); - if (edge_port->ep_read_urb_state == EDGE_READ_URB_RUNNING) { - urb->dev = edge_port->port->serial->dev; + if (edge_port->ep_read_urb_state == EDGE_READ_URB_RUNNING) retval = usb_submit_urb(urb, GFP_ATOMIC); - } else if (edge_port->ep_read_urb_state == EDGE_READ_URB_STOPPING) { + else if (edge_port->ep_read_urb_state == EDGE_READ_URB_STOPPING) edge_port->ep_read_urb_state = EDGE_READ_URB_STOPPED; - } + spin_unlock(&edge_port->ep_lock); if (retval) dev_err(&urb->dev->dev, @@ -1954,7 +1953,6 @@ static int edge_open(struct tty_struct *tty, struct usb_serial_port *port) } urb->complete = edge_interrupt_callback; urb->context = edge_serial; - urb->dev = dev; status = usb_submit_urb(urb, GFP_KERNEL); if (status) { dev_err(&port->dev, @@ -1982,7 +1980,6 @@ static int edge_open(struct tty_struct *tty, struct usb_serial_port *port) edge_port->ep_read_urb_state = EDGE_READ_URB_RUNNING; urb->complete = edge_bulk_in_callback; urb->context = edge_port; - urb->dev = dev; status = usb_submit_urb(urb, GFP_KERNEL); if (status) { dev_err(&port->dev, @@ -2262,7 +2259,6 @@ static int restart_read(struct edgeport_port *edge_port) urb = edge_port->port->read_urb; urb->complete = edge_bulk_in_callback; urb->context = edge_port; - urb->dev = edge_port->port->serial->dev; status = usb_submit_urb(urb, GFP_ATOMIC); } edge_port->ep_read_urb_state = EDGE_READ_URB_RUNNING; |