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staging: vt6656: struct vnt_rcb remove unused in_use.

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The variable merely toggles true to false and is unused.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Link: https://lore.kernel.org/r/130a4078-2502-a381-46c4-b473815e153b@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Malcolm Priestley
2020-03-04 19:46:02 +00:00
committed by Greg Kroah-Hartman
parent d1ec124246
commit 696089de8e
3 changed files with 3 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/staging/vt6656/device.h
View File

@@ -227,7 +227,6 @@ struct vnt_rcb {
void *priv;
struct urb *urb;
struct sk_buff *skb;
int in_use;
};
/* used to track bulk out irps */

3
drivers/staging/vt6656/main_usb.c
View File

@@ -478,9 +478,6 @@ static int vnt_alloc_bufs(struct vnt_private *priv)
ret = -ENOMEM;
goto free_rx_tx;
}
rcb->in_use = false;
/* submit rx urb */
ret = vnt_submit_rx_urb(priv, rcb);
if (ret)

16
drivers/staging/vt6656/usbpipe.c
View File

@@ -393,10 +393,8 @@ static void vnt_submit_rx_urb_complete(struct urb *urb)
if (urb->actual_length) {
if (vnt_rx_data(priv, rcb, urb->actual_length)) {
rcb->skb = dev_alloc_skb(priv->rx_buf_sz);
if (!rcb->skb) {
rcb->in_use = false;
if (!rcb->skb)
return;
}
} else {
skb_push(rcb->skb, skb_headroom(rcb->skb));
skb_trim(rcb->skb, 0);
@@ -406,11 +404,8 @@ static void vnt_submit_rx_urb_complete(struct urb *urb)
skb_tailroom(rcb->skb));
}
if (usb_submit_urb(urb, GFP_ATOMIC)) {
if (usb_submit_urb(urb, GFP_ATOMIC))
dev_dbg(&priv->usb->dev, "Failed to re submit rx skb\n");
rcb->in_use = false;
}
}
int vnt_submit_rx_urb(struct vnt_private *priv, struct vnt_rcb *rcb)
@@ -433,13 +428,8 @@ int vnt_submit_rx_urb(struct vnt_private *priv, struct vnt_rcb *rcb)
rcb);
ret = usb_submit_urb(urb, GFP_ATOMIC);
if (ret) {
if (ret)
dev_dbg(&priv->usb->dev, "Submit Rx URB failed %d\n", ret);
goto end;
}
rcb->in_use = true;
end:
return ret;
}