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staging: rtl8192e: Simplify flow of control in rtl8192_rx 

Signed-off-by: Mike McCormack <mikem@ring3k.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Mike McCormack 2011-02-06 22:55:06 +09:00 committed by Greg Kroah-Hartman
parent 109ded2b46
commit 79b03af67a
1 changed files with 8 additions and 9 deletions
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17
drivers/staging/rtl8192e/r8192E_core.c
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@ -5038,15 +5038,17 @@ static void rtl8192_rx(struct net_device *dev)
.freq = IEEE80211_24GHZ_BAND,
};
unsigned int count = priv->rxringcount;
prx_fwinfo_819x_pci pDrvInfo = NULL;
struct sk_buff *new_skb;
while (count--) {
rx_desc_819x_pci *pdesc = &priv->rx_ring[priv->rx_idx];//rx descriptor
struct sk_buff *skb = priv->rx_buf[priv->rx_idx];//rx pkt
if (pdesc->OWN){
if (pdesc->OWN)
/* wait data to be filled by hardware */
return;
} else {
stats.bICV = pdesc->ICV;
stats.bCRC = pdesc->CRC32;
stats.bHwError = pdesc->CRC32 | pdesc->ICV;
@ -5058,13 +5060,12 @@ static void rtl8192_rx(struct net_device *dev)
if(stats.bHwError) {
stats.bShift = false;
goto done;
} else {
prx_fwinfo_819x_pci pDrvInfo = NULL;
struct sk_buff *new_skb = dev_alloc_skb(priv->rxbuffersize);
}
pDrvInfo = NULL;
new_skb = dev_alloc_skb(priv->rxbuffersize);
if (unlikely(!new_skb)) {
if (unlikely(!new_skb))
goto done;
}
stats.RxDrvInfoSize = pdesc->RxDrvInfoSize;
stats.RxBufShift = ((pdesc->Shift)&0x03);
@ -5143,9 +5144,7 @@ static void rtl8192_rx(struct net_device *dev)
skb = new_skb;
priv->rx_buf[priv->rx_idx] = skb;
*((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev, skb_tail_pointer(skb), priv->rxbuffersize, PCI_DMA_FROMDEVICE);
}
}
done:
pdesc->BufferAddress = cpu_to_le32(*((dma_addr_t *)skb->cb));
pdesc->OWN = 1;