Messages in this thread Patch in this message | | | Date | Wed, 01 Feb 2012 12:56:39 -0800 | From | Greg KH <> | Subject | [59/65] USB: cp210x: call generic open last in open |
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3.0-stable review patch. If anyone has any objections, please let me know.
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From: Johan Hovold <jhovold@gmail.com>
commit 55b2afbb92ad92e9f6b0aa4354eb1c94589280c3 upstream.
Make sure port is fully initialised before calling generic open.
Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/usb/serial/cp210x.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-)
--- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -393,8 +393,6 @@ static unsigned int cp210x_quantise_baud static int cp210x_open(struct tty_struct *tty, struct usb_serial_port *port) { - int result; - dbg("%s - port %d", __func__, port->number); if (cp210x_set_config_single(port, CP210X_IFC_ENABLE, UART_ENABLE)) { @@ -403,13 +401,10 @@ static int cp210x_open(struct tty_struct return -EPROTO; } - result = usb_serial_generic_open(tty, port); - if (result) - return result; - /* Configure the termios structure */ cp210x_get_termios(tty, port); - return 0; + + return usb_serial_generic_open(tty, port); } static void cp210x_close(struct usb_serial_port *port)
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