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USB: serial: remove unnecessary reinitialisations of urb->dev

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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which were based on the (no longer valid) assumption that serial-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>
This commit is contained in:
Johan Hovold
2011-11-06 19:06:28 +01:00
committed by Greg Kroah-Hartman
parent 016af7ec49
commit 5833041f1b
20 changed files with 8 additions and 107 deletions
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3
drivers/usb/serial/keyspan_pda.c
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@@ -237,7 +237,6 @@ static void keyspan_pda_rx_unthrottle(struct tty_struct *tty)
struct usb_serial_port *port = tty->driver_data;
/* just restart the receive interrupt URB */
dbg("keyspan_pda_rx_unthrottle port %d", port->number);
port->interrupt_in_urb->dev = port->serial->dev;
if (usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL))
dbg(" usb_submit_urb(read urb) failed");
}
@@ -545,7 +544,6 @@ static int keyspan_pda_write(struct tty_struct *tty,
priv->tx_room -= count;
port->write_urb->dev = port->serial->dev;
rc = usb_submit_urb(port->write_urb, GFP_ATOMIC);
if (rc) {
dbg(" usb_submit_urb(write bulk) failed");
@@ -664,7 +662,6 @@ static int keyspan_pda_open(struct tty_struct *tty,
priv->tx_throttled = *room ? 0 : 1;
/*Start reading from the device*/
port->interrupt_in_urb->dev = serial->dev;
rc = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
if (rc) {
dbg("%s - usb_submit_urb(read int) failed", __func__);