staging: vt6656: move local var init into declaration

Improve readability by initializing local variables at declaration.

In one instance, vnt_start_interrupt_urb_complete(), also use that
local variable in subsequent switch.

Signed-off-by: Alison Schofield <amsfield22@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/vt6656/usbpipe.c b/drivers/staging/vt6656/usbpipe.c
index bec5bafaca3c00ce0b2106498690e0ef350a248d..f27eb9a8d249a518007c08a348cc5ed8c597152c 100644 (file)
--- a/drivers/staging/vt6656/usbpipe.c
+++ b/drivers/staging/vt6656/usbpipe.c
@@ -101,9 +101,9 @@ void vnt_control_in_u8(struct vnt_private *priv, u8 reg, u8 reg_off, u8 *data)
 static void vnt_start_interrupt_urb_complete(struct urb *urb)
 {
        struct vnt_private *priv = urb->context;
-       int status;
+       int status = urb->status;
 
-       switch (urb->status) {
+       switch (status) {
        case 0:
        case -ETIMEDOUT:
                break;
@@ -116,8 +116,6 @@ static void vnt_start_interrupt_urb_complete(struct urb *urb)
                break;
        }
 
-       status = urb->status;
-
        if (status != STATUS_SUCCESS) {
                priv->int_buf.in_use = false;
 
@@ -207,9 +205,8 @@ static void vnt_submit_rx_urb_complete(struct urb *urb)
 int vnt_submit_rx_urb(struct vnt_private *priv, struct vnt_rcb *rcb)
 {
        int status = 0;
-       struct urb *urb;
+       struct urb *urb = rcb->urb;
 
-       urb = rcb->urb;
        if (!rcb->skb) {
                dev_dbg(&priv->usb->dev, "rcb->skb is null\n");
                return status;
@@ -269,15 +266,13 @@ int vnt_tx_context(struct vnt_private *priv,
                   struct vnt_usb_send_context *context)
 {
        int status;
-       struct urb *urb;
+       struct urb *urb = context->urb;
 
        if (test_bit(DEVICE_FLAGS_DISCONNECTED, &priv->flags)) {
                context->in_use = false;
                return STATUS_RESOURCES;
        }
 
-       urb = context->urb;
-
        usb_fill_bulk_urb(urb,
                          priv->usb,
                          usb_sndbulkpipe(priv->usb, 3),