netdev - [PATCH] ether1: Use net_device_stats from struct net

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Message-Id: <1282061719-19645-1-git-send-email-tklauser@distanz.ch>
Date:	Tue, 17 Aug 2010 18:15:19 +0200
From:	Tobias Klauser <tklauser@...tanz.ch>
To:	"David S. Miller" <davem@...emloft.net>,
	Russell King <linux@....linux.org.uk>, netdev@...r.kernel.org
Cc:	linux-arm-kernel@...ts.infradead.org,
	kernel-janitors@...r.kernel.org
Subject: [PATCH] ether1: Use net_device_stats from struct net_device

struct net_device has its own struct net_device_stats member, so use
this one instead of a private copy in the ether1_priv struct.

Signed-off-by: Tobias Klauser <tklauser@...tanz.ch>
---
 drivers/net/arm/ether1.c |   26 +++++++++++++-------------
 drivers/net/arm/ether1.h |    1 -
 2 files changed, 13 insertions(+), 14 deletions(-)

diff --git a/drivers/net/arm/ether1.c b/drivers/net/arm/ether1.c
index b17ab51..430085b 100644
--- a/drivers/net/arm/ether1.c
+++ b/drivers/net/arm/ether1.c
@@ -673,7 +673,7 @@ ether1_timeout(struct net_device *dev)
 	if (ether1_init_for_open (dev))
 		printk (KERN_ERR "%s: unable to restart interface\n", dev->name);
 
-	priv(dev)->stats.tx_errors++;
+	dev->stats.tx_errors++;
 	netif_wake_queue(dev);
 }
 
@@ -802,21 +802,21 @@ again:
 
 	while (nop.nop_status & STAT_COMPLETE) {
 		if (nop.nop_status & STAT_OK) {
-			priv(dev)->stats.tx_packets ++;
-			priv(dev)->stats.collisions += (nop.nop_status & STAT_COLLISIONS);
+			dev->stats.tx_packets++;
+			dev->stats.collisions += (nop.nop_status & STAT_COLLISIONS);
 		} else {
-			priv(dev)->stats.tx_errors ++;
+			dev->stats.tx_errors++;
 
 			if (nop.nop_status & STAT_COLLAFTERTX)
-				priv(dev)->stats.collisions ++;
+				dev->stats.collisions++;
 			if (nop.nop_status & STAT_NOCARRIER)
-				priv(dev)->stats.tx_carrier_errors ++;
+				dev->stats.tx_carrier_errors++;
 			if (nop.nop_status & STAT_TXLOSTCTS)
 				printk (KERN_WARNING "%s: cts lost\n", dev->name);
 			if (nop.nop_status & STAT_TXSLOWDMA)
-				priv(dev)->stats.tx_fifo_errors ++;
+				dev->stats.tx_fifo_errors++;
 			if (nop.nop_status & STAT_COLLEXCESSIVE)
-				priv(dev)->stats.collisions += 16;
+				dev->stats.collisions += 16;
 		}
 
 		if (nop.nop_link == caddr) {
@@ -879,13 +879,13 @@ ether1_recv_done (struct net_device *dev)
 
 				skb->protocol = eth_type_trans (skb, dev);
 				netif_rx (skb);
-				priv(dev)->stats.rx_packets ++;
+				dev->stats.rx_packets++;
 			} else
-				priv(dev)->stats.rx_dropped ++;
+				dev->stats.rx_dropped++;
 		} else {
 			printk(KERN_WARNING "%s: %s\n", dev->name,
 				(rbd.rbd_status & RBD_EOF) ? "oversized packet" : "acnt not valid");
-			priv(dev)->stats.rx_dropped ++;
+			dev->stats.rx_dropped++;
 		}
 
 		nexttail = ether1_readw(dev, priv(dev)->rx_tail, rfd_t, rfd_link, NORMALIRQS);
@@ -939,7 +939,7 @@ ether1_interrupt (int irq, void *dev_id)
 				printk (KERN_WARNING "%s: RU went not ready: RU suspended\n", dev->name);
 				ether1_writew(dev, SCB_CMDRXRESUME, SCB_ADDR, scb_t, scb_command, NORMALIRQS);
 				writeb(CTRL_CA, REG_CONTROL);
-				priv(dev)->stats.rx_dropped ++;	/* we suspended due to lack of buffer space */
+				dev->stats.rx_dropped++;	/* we suspended due to lack of buffer space */
 			} else
 				printk(KERN_WARNING "%s: RU went not ready: %04X\n", dev->name,
 					ether1_readw(dev, SCB_ADDR, scb_t, scb_status, NORMALIRQS));
@@ -965,7 +965,7 @@ ether1_close (struct net_device *dev)
 static struct net_device_stats *
 ether1_getstats (struct net_device *dev)
 {
-	return &priv(dev)->stats;
+	return &dev->stats;
 }
 
 /*
diff --git a/drivers/net/arm/ether1.h b/drivers/net/arm/ether1.h
index c8a4b23..3a5830a 100644
--- a/drivers/net/arm/ether1.h
+++ b/drivers/net/arm/ether1.h
@@ -38,7 +38,6 @@
 
 struct ether1_priv {
 	void __iomem *base;
-	struct net_device_stats stats;
 	unsigned int tx_link;
 	unsigned int tx_head;
 	volatile unsigned int tx_tail;
-- 
1.7.0.4

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