[PATCH 3.19.y-ckt 040/146] staging: vt6655: device_free_tx_buf use only ieee80211_tx_status_irqsafe

[Kamal Mostafa]

3.19.8-ckt2 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Malcolm Priestley <tvboxspy at gmail.com>

commit 3fa0917beb29d886550fcf61a6378563d1ce9684 upstream.

TD_FLAGS_NETIF_SKB is only for data.

Fixes issue of ack frames not being reported.

Signed-off-by: Malcolm Priestley <tvboxspy at gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
 drivers/staging/vt6655/device_main.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c
index ace0521..4584360 100644
--- a/drivers/staging/vt6655/device_main.c
+++ b/drivers/staging/vt6655/device_main.c
@@ -1033,10 +1033,8 @@ static void device_free_tx_buf(struct vnt_private *pDevice, PSTxDesc pDesc)
 				 PCI_DMA_TODEVICE);
 	}
 
-	if (pTDInfo->byFlags & TD_FLAGS_NETIF_SKB)
+	if (skb)
 		ieee80211_tx_status_irqsafe(pDevice->hw, skb);
-	else
-		dev_kfree_skb_irq(skb);
 
 	pTDInfo->skb_dma = 0;
 	pTDInfo->skb = NULL;
-- 
1.9.1