diff options
| author | Johan Hovold <jhovold@gmail.com> | 2010-05-19 00:01:41 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-05-20 22:21:50 +0200 |
| commit | c1aa075acb696c374613fded0380c7ad8a96ebf5 (patch) | |
| tree | cbdd204f095b3dcf25c331e8e29304a8f712b578 /drivers/usb/serial/ftdi_sio.c | |
| parent | USB: kl5usb105: reimplement using generic framework (diff) | |
| download | linux-c1aa075acb696c374613fded0380c7ad8a96ebf5.tar.xz linux-c1aa075acb696c374613fded0380c7ad8a96ebf5.zip | |
USB: ftdi_sio: fix legacy SIO-device header
Length field of header was incorrectly set to available payload space
rather than the actual payload size.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/serial/ftdi_sio.c')
| -rw-r--r-- | drivers/usb/serial/ftdi_sio.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 97f2d9c1edd6..050211afc07e 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1752,10 +1752,10 @@ static int ftdi_prepare_write_buffer(struct usb_serial_port *port, spin_lock_irqsave(&port->lock, flags); for (i = 0; i < size - 1; i += priv->max_packet_size) { len = min_t(int, size - i, priv->max_packet_size) - 1; - buffer[i] = (len << 2) + 1; c = kfifo_out(&port->write_fifo, &buffer[i + 1], len); if (!c) break; + buffer[i] = (c << 2) + 1; count += c + 1; } spin_unlock_irqrestore(&port->lock, flags); |