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USB: kobil_sct: fix control requests without data stage 

Fix incorrect pipe directions and remove bogus data buffer arguments
from control requests without data stage.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2014-05-26 19:23:35 +02:00 committed by Greg Kroah-Hartman
parent 3fff3b4343
commit 90419cfcb5
1 changed files with 11 additions and 11 deletions
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22
drivers/usb/serial/kobil_sct.c
View File

@ -215,13 +215,13 @@ static int kobil_open(struct tty_struct *tty, struct usb_serial_port *port)
priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID) {
/* Setting Baudrate, Parity and Stopbits */
result = usb_control_msg(port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0),
usb_sndctrlpipe(port->serial->dev, 0),
SUSBCRequest_SetBaudRateParityAndStopBits,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
SUSBCR_SBR_9600 | SUSBCR_SPASB_EvenParity |
SUSBCR_SPASB_1StopBit,
0,
transfer_buffer,
NULL,
0,
KOBIL_TIMEOUT
);
@ -229,12 +229,12 @@ static int kobil_open(struct tty_struct *tty, struct usb_serial_port *port)
/* reset all queues */
result = usb_control_msg(port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0),
usb_sndctrlpipe(port->serial->dev, 0),
SUSBCRequest_Misc,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
SUSBCR_MSC_ResetAllQueues,
0,
transfer_buffer,
NULL,
0,
KOBIL_TIMEOUT
);
@ -445,12 +445,12 @@ static int kobil_tiocmset(struct tty_struct *tty,
else
dev_dbg(dev, "%s - Clearing DTR\n", __func__);
result = usb_control_msg(port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0),
usb_sndctrlpipe(port->serial->dev, 0),
SUSBCRequest_SetStatusLinesOrQueues,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
((dtr != 0) ? SUSBCR_SSL_SETDTR : SUSBCR_SSL_CLRDTR),
0,
transfer_buffer,
NULL,
0,
KOBIL_TIMEOUT);
} else {
@ -459,12 +459,12 @@ static int kobil_tiocmset(struct tty_struct *tty,
else
dev_dbg(dev, "%s - Clearing RTS\n", __func__);
result = usb_control_msg(port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0),
usb_sndctrlpipe(port->serial->dev, 0),
SUSBCRequest_SetStatusLinesOrQueues,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
((rts != 0) ? SUSBCR_SSL_SETRTS : SUSBCR_SSL_CLRRTS),
0,
transfer_buffer,
NULL,
0,
KOBIL_TIMEOUT);
}
@ -514,7 +514,7 @@ static void kobil_set_termios(struct tty_struct *tty,
tty_encode_baud_rate(tty, speed, speed);
result = usb_control_msg(port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0),
usb_sndctrlpipe(port->serial->dev, 0),
SUSBCRequest_SetBaudRateParityAndStopBits,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
urb_val,
@ -546,12 +546,12 @@ static int kobil_ioctl(struct tty_struct *tty,
return -ENOBUFS;
result = usb_control_msg(port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0),
usb_sndctrlpipe(port->serial->dev, 0),
SUSBCRequest_Misc,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
SUSBCR_MSC_ResetAllQueues,
0,
NULL, /* transfer_buffer, */
NULL,
0,
KOBIL_TIMEOUT
);