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| author | Johan Hovold <jhovold@gmail.com> | 2010-03-17 22:06:01 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-05-20 20:21:34 (GMT) |
| commit | 1a1405e22563151de79fdc83aa5e5815d10f0291 (patch) | |
| tree | 9fdad89cc2e34dbb4b5f1c5cd4b0f6ab9629a86d | |
| parent | 1b551015a10d6cf04f2f8e11f0ca534b261d2c55 (diff) | |
| download | linux-1a1405e22563151de79fdc83aa5e5815d10f0291.tar.xz | |
USB: serial: clean up some error and debug messages in generic driver
Clean up error messages on usb_submit_urb failure.
Remove debug message on zero-length writes.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/usb/serial/generic.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c index 789a5af..63b43308 100644 --- a/drivers/usb/serial/generic.c +++ b/drivers/usb/serial/generic.c @@ -221,8 +221,7 @@ static int usb_serial_multi_urb_write(struct tty_struct *tty, status = usb_submit_urb(urb, GFP_ATOMIC); if (status) { - dev_err(&port->dev, - "%s - failed submitting write urb, error %d\n", + dev_err(&port->dev, "%s - error submitting urb: %d\n", __func__, status); goto error; } @@ -285,8 +284,7 @@ static int usb_serial_generic_write_start(struct usb_serial_port *port) /* send the data out the bulk port */ result = usb_submit_urb(port->write_urb, GFP_ATOMIC); if (result) { - dev_err(&port->dev, - "%s - failed submitting write urb, error %d\n", + dev_err(&port->dev, "%s - error submitting urb: %d\n", __func__, result); /* don't have to grab the lock here, as we will retry if != 0 */ @@ -324,10 +322,8 @@ int usb_serial_generic_write(struct tty_struct *tty, if (!port->bulk_out_size) return -ENODEV; - if (count == 0) { - dbg("%s - write request of 0 bytes", __func__); + if (!count) return 0; - } if (serial->type->max_in_flight_urbs) return usb_serial_multi_urb_write(tty, port, @@ -400,8 +396,7 @@ int usb_serial_generic_submit_read_urb(struct usb_serial_port *port, result = usb_submit_urb(port->read_urb, mem_flags); if (result && result != -EPERM) { - dev_err(&port->dev, - "%s - failed submitting read urb, error %d\n", + dev_err(&port->dev, "%s - error submitting urb: %d\n", __func__, result); } return result; |