USB: funsoft: Fix termios
Funsoft has a bogus ioctl handler doing bogus termios handling in a bogus manner. Fortunately we can simply delete all the bogus bits and get the right default behaviour ! Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -24,26 +24,6 @@ static struct usb_device_id id_table [] = {
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};
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MODULE_DEVICE_TABLE(usb, id_table);
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static int funsoft_ioctl(struct usb_serial_port *port, struct file *file,
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unsigned int cmd, unsigned long arg)
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{
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struct ktermios t;
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dbg("%s - port %d, cmd 0x%04x", __FUNCTION__, port->number, cmd);
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if (cmd == TCSETSF) {
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if (user_termios_to_kernel_termios(&t, (struct termios __user *)arg))
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return -EFAULT;
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dbg("%s - iflag:%x oflag:%x cflag:%x lflag:%x", __FUNCTION__,
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t.c_iflag, t.c_oflag, t.c_cflag, t.c_lflag);
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if (!(t.c_lflag & ICANON))
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return -EINVAL;
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}
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return -ENOIOCTLCMD;
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}
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static struct usb_driver funsoft_driver = {
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.name = "funsoft",
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.probe = usb_serial_probe,
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@ -63,7 +43,6 @@ static struct usb_serial_driver funsoft_device = {
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.num_bulk_in = NUM_DONT_CARE,
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.num_bulk_out = NUM_DONT_CARE,
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.num_ports = 1,
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.ioctl = funsoft_ioctl,
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};
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static int __init funsoft_init(void)
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