From 696089de8ecae9e94d9792b588ae17f6ed0aa1d0 Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Wed, 4 Mar 2020 19:46:02 +0000 Subject: staging: vt6656: struct vnt_rcb remove unused in_use. The variable merely toggles true to false and is unused. Signed-off-by: Malcolm Priestley Link: https://lore.kernel.org/r/130a4078-2502-a381-46c4-b473815e153b@gmail.com Signed-off-by: Greg Kroah-Hartman --- drivers/staging/vt6656/device.h | 1 - drivers/staging/vt6656/main_usb.c | 3 --- drivers/staging/vt6656/usbpipe.c | 16 +++------------- 3 files changed, 3 insertions(+), 17 deletions(-) (limited to 'drivers/staging') diff --git a/drivers/staging/vt6656/device.h b/drivers/staging/vt6656/device.h index e94df4685b25..98793e15e80f 100644 --- a/drivers/staging/vt6656/device.h +++ b/drivers/staging/vt6656/device.h @@ -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 */ diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c index 41edadc74389..56f81785a118 100644 --- a/drivers/staging/vt6656/main_usb.c +++ b/drivers/staging/vt6656/main_usb.c @@ -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) diff --git a/drivers/staging/vt6656/usbpipe.c b/drivers/staging/vt6656/usbpipe.c index fd2c9d9d6eb4..eae211e5860f 100644 --- a/drivers/staging/vt6656/usbpipe.c +++ b/drivers/staging/vt6656/usbpipe.c @@ -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; } -- cgit v1.2.3