[PATCH] r8169: minor cleanup

- more consistent prototypes;
- rtl8169_rx_interrupt()
  o the error condition should be rare;
  o goto removal.

Signed-off-by: Richard Dawe <rich@phekda.gotadsl.co.uk>
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>

1 files changed, 5 insertions, 8 deletions

diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index b30e13867e1e..882c59fe9f8d 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -457,10 +457,10 @@ static void rtl8169_hw_start(struct net_device *dev);
 static int rtl8169_close(struct net_device *dev);
 static void rtl8169_set_rx_mode(struct net_device *dev);
 static void rtl8169_tx_timeout(struct net_device *dev);
-static struct net_device_stats *rtl8169_get_stats(struct net_device *netdev);
+static struct net_device_stats *rtl8169_get_stats(struct net_device *dev);
 static int rtl8169_rx_interrupt(struct net_device *, struct rtl8169_private *,
                                 void __iomem *);
-static int rtl8169_change_mtu(struct net_device *netdev, int new_mtu);
+static int rtl8169_change_mtu(struct net_device *dev, int new_mtu);
 static void rtl8169_down(struct net_device *dev);
 
 #ifdef CONFIG_R8169_NAPI
@@ -2360,7 +2360,7 @@ rtl8169_rx_interrupt(struct net_device *dev, struct rtl8169_private *tp,
         rx_left = NUM_RX_DESC + tp->dirty_rx - cur_rx;
         rx_left = rtl8169_rx_quota(rx_left, (u32) dev->quota);
 
-        while (rx_left > 0) {
+        for (; rx_left > 0; rx_left--, cur_rx++) {
                 unsigned int entry = cur_rx % NUM_RX_DESC;
                 struct RxDesc *desc = tp->RxDescArray + entry;
                 u32 status;
@@ -2370,7 +2370,7 @@ rtl8169_rx_interrupt(struct net_device *dev, struct rtl8169_private *tp,
 
                 if (status & DescOwn)
                         break;
-                if (status & RxRES) {
+                if (unlikely(status & RxRES)) {
                         if (netif_msg_rx_err(tp)) {
                                 printk(KERN_INFO
                                        "%s: Rx ERROR. status = %08x\n",
@@ -2397,7 +2397,7 @@ rtl8169_rx_interrupt(struct net_device *dev, struct rtl8169_private *tp,
                                 tp->stats.rx_dropped++;
                                 tp->stats.rx_length_errors++;
                                 rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
-                                goto move_on;
+                                continue;
                         }
 
                         rtl8169_rx_csum(skb, desc);
@@ -2426,9 +2426,6 @@ rtl8169_rx_interrupt(struct net_device *dev, struct rtl8169_private *tp,
                         tp->stats.rx_bytes += pkt_size;
                         tp->stats.rx_packets++;
                 }
-move_on:                
-                cur_rx++; 
-                rx_left--;
         }
 
         count = cur_rx - tp->cur_rx;