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USB: serial: iuu_phoenix: remove unused buffer from open

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Remove code that allocated but never used a buffer during open.

Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
This commit is contained in:
Johan Hovold 2017-01-12 14:56:15 +01:00
parent 3c0e25d883
commit 750acdd781
1 changed files with 1 additions and 14 deletions
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15
drivers/usb/serial/iuu_phoenix.c
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@ -976,7 +976,6 @@ static int iuu_open(struct tty_struct *tty, struct usb_serial_port *port)
{
struct usb_serial *serial = port->serial;
struct device *dev = &port->dev;
u8 *buf;
int result;
int baud;
u32 actual;
@ -991,20 +990,8 @@ static int iuu_open(struct tty_struct *tty, struct usb_serial_port *port)
usb_clear_halt(serial->dev, port->write_urb->pipe);
usb_clear_halt(serial->dev, port->read_urb->pipe);
buf = kmalloc(10, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
priv->poll = 0;
/* initialize writebuf */
#define FISH(a, b, c, d) do { \
result = usb_control_msg(port->serial->dev, \
usb_rcvctrlpipe(port->serial->dev, 0), \
b, a, c, d, buf, 1, 1000); \
dev_dbg(dev, "0x%x:0x%x:0x%x:0x%x %d - %x\n", a, b, c, d, result, \
buf[0]); } while (0);
#define SOUP(a, b, c, d) do { \
result = usb_control_msg(port->serial->dev, \
usb_sndctrlpipe(port->serial->dev, 0), \
@ -1017,7 +1004,7 @@ static int iuu_open(struct tty_struct *tty, struct usb_serial_port *port)
/* sprintf(buf ,"%c%c%c%c",0x03,0x02,0x02,0x0); */
SOUP(0x03, 0x02, 0x02, 0x0);
kfree(buf);
iuu_led(port, 0xF000, 0xF000, 0, 0xFF);
iuu_uart_on(port);
if (boost < 100)