From 750acdd781cf7e97c8c60d2ff5053dd4b12bbc84 Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Thu, 12 Jan 2017 14:56:15 +0100 Subject: [PATCH] USB: serial: iuu_phoenix: remove unused buffer from open Remove code that allocated but never used a buffer during open. Reviewed-by: Greg Kroah-Hartman Signed-off-by: Johan Hovold --- drivers/usb/serial/iuu_phoenix.c | 15 +-------------- 1 file changed, 1 insertion(+), 14 deletions(-) diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c index d57fb5199218..030390f37b0a 100644 --- a/drivers/usb/serial/iuu_phoenix.c +++ b/drivers/usb/serial/iuu_phoenix.c @@ -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) -- 2.20.1