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path: root/drivers/usb/serial/iuu_phoenix.c
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Diffstat (limited to 'drivers/usb/serial/iuu_phoenix.c')
-rw-r--r--drivers/usb/serial/iuu_phoenix.c26
1 files changed, 12 insertions, 14 deletions
diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c
index b8dfeb4fb2ed..b4ba79123d9d 100644
--- a/drivers/usb/serial/iuu_phoenix.c
+++ b/drivers/usb/serial/iuu_phoenix.c
@@ -158,7 +158,6 @@ static int iuu_tiocmget(struct tty_struct *tty)
static void iuu_rxcmd(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
- int result;
int status = urb->status;
if (status) {
@@ -174,7 +173,7 @@ static void iuu_rxcmd(struct urb *urb)
port->bulk_out_endpointAddress),
port->write_urb->transfer_buffer, 1,
read_rxcmd_callback, port);
- result = usb_submit_urb(port->write_urb, GFP_ATOMIC);
+ usb_submit_urb(port->write_urb, GFP_ATOMIC);
}
static int iuu_reset(struct usb_serial_port *port, u8 wt)
@@ -241,7 +240,6 @@ static void iuu_update_status_callback(struct urb *urb)
static void iuu_status_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
- int result;
int status = urb->status;
dev_dbg(&port->dev, "%s - status = %d\n", __func__, status);
@@ -250,7 +248,7 @@ static void iuu_status_callback(struct urb *urb)
port->bulk_in_endpointAddress),
port->read_urb->transfer_buffer, 256,
iuu_update_status_callback, port);
- result = usb_submit_urb(port->read_urb, GFP_ATOMIC);
+ usb_submit_urb(port->read_urb, GFP_ATOMIC);
}
static int iuu_status(struct usb_serial_port *port)
@@ -351,12 +349,12 @@ static void iuu_rgbf_fill_buffer(u8 *buf, u8 r1, u8 r2, u8 g1, u8 g2, u8 b1,
static void iuu_led_activity_on(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
- int result;
char *buf_ptr = port->write_urb->transfer_buffer;
- *buf_ptr++ = IUU_SET_LED;
+
if (xmas) {
- get_random_bytes(buf_ptr, 6);
- *(buf_ptr+7) = 1;
+ buf_ptr[0] = IUU_SET_LED;
+ get_random_bytes(buf_ptr + 1, 6);
+ buf_ptr[7] = 1;
} else {
iuu_rgbf_fill_buffer(buf_ptr, 255, 255, 0, 0, 0, 0, 255);
}
@@ -366,27 +364,27 @@ static void iuu_led_activity_on(struct urb *urb)
port->bulk_out_endpointAddress),
port->write_urb->transfer_buffer, 8 ,
iuu_rxcmd, port);
- result = usb_submit_urb(port->write_urb, GFP_ATOMIC);
+ usb_submit_urb(port->write_urb, GFP_ATOMIC);
}
static void iuu_led_activity_off(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
- int result;
char *buf_ptr = port->write_urb->transfer_buffer;
+
if (xmas) {
iuu_rxcmd(urb);
return;
- } else {
- *buf_ptr++ = IUU_SET_LED;
- iuu_rgbf_fill_buffer(buf_ptr, 0, 0, 255, 255, 0, 0, 255);
}
+
+ iuu_rgbf_fill_buffer(buf_ptr, 0, 0, 255, 255, 0, 0, 255);
+
usb_fill_bulk_urb(port->write_urb, port->serial->dev,
usb_sndbulkpipe(port->serial->dev,
port->bulk_out_endpointAddress),
port->write_urb->transfer_buffer, 8 ,
iuu_rxcmd, port);
- result = usb_submit_urb(port->write_urb, GFP_ATOMIC);
+ usb_submit_urb(port->write_urb, GFP_ATOMIC);
}