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staging: vt6656: lock changes: s_nsBulkInUsbIoCompleteRead.

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Use spin_lock_irqsave/spin_unlock_irqrestore

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Malcolm Priestley
2014-05-15 22:49:20 +01:00
committed by Greg Kroah-Hartman
parent c91b1869fb
commit 29b02373f4
1 changed files with 5 additions and 4 deletions
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9
drivers/staging/vt6656/usbpipe.c
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@@ -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;