Commit 29b02373 authored by Malcolm Priestley's avatar Malcolm Priestley Committed by Greg Kroah-Hartman
Browse files

staging: vt6656: lock changes: s_nsBulkInUsbIoCompleteRead. 



Use spin_lock_irqsave/spin_unlock_irqrestore

Signed-off-by: default avatarMalcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent c91b1869

drivers/staging/vt6656/usbpipe.c

+5 −4
Original line number Diff line number Diff line
@@ -474,6 +474,7 @@ static void s_nsBulkInUsbIoCompleteRead(struct urb *urb) 
{

	struct vnt_rcb *rcb = urb->context;

	struct vnt_private *priv = rcb->pDevice;

	unsigned long flags;

	int re_alloc_skb = false;



	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->s_nsBulkInUsbIoCompleteRead\n");
@@ -493,23 +494,23 @@ static void s_nsBulkInUsbIoCompleteRead(struct urb *urb) 
	}



	if (urb->actual_length) {

		spin_lock(&priv->lock);

		spin_lock_irqsave(&priv->lock, flags);



		if (RXbBulkInProcessData(priv, rcb, urb->actual_length) == true)

			re_alloc_skb = true;



		spin_unlock(&priv->lock);

		spin_unlock_irqrestore(&priv->lock, flags);

	}



	rcb->Ref--;

	if (rcb->Ref == 0) {

		DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"RxvFreeNormal %d\n",

							priv->NumRecvFreeList);

		spin_lock(&priv->lock);

		spin_lock_irqsave(&priv->lock, flags);



		RXvFreeRCB(rcb, re_alloc_skb);



		spin_unlock(&priv->lock);

		spin_unlock_irqrestore(&priv->lock, flags);

	}



	return;