[PATCH net-next v2 03/13] r8152: remove rtl8152_get_stats

From: Hayes Wang
Date: Wed Mar 05 2014 - 01:53:46 EST


The rtl8152_get_stats() returns the point address of the struct
net_device_stats. This could be got from struct net_device directly.

Signed-off-by: Hayes Wang <hayeswang@xxxxxxxxxxx>
---
drivers/net/usb/r8152.c | 21 ++++++---------------
1 file changed, 6 insertions(+), 15 deletions(-)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 151398b..b8eee36 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -960,11 +960,6 @@ static int rtl8152_set_mac_address(struct net_device *netdev, void *p)
return 0;
}

-static struct net_device_stats *rtl8152_get_stats(struct net_device *dev)
-{
- return &dev->stats;
-}
-
static void read_bulk_callback(struct urb *urb)
{
struct net_device *netdev;
@@ -1052,7 +1047,7 @@ static void write_bulk_callback(struct urb *urb)
return;

netdev = tp->netdev;
- stats = rtl8152_get_stats(netdev);
+ stats = &netdev->stats;
if (status) {
if (net_ratelimit())
netdev_warn(netdev, "Tx status %d\n", status);
@@ -1442,7 +1437,7 @@ static void rx_bottom(struct r8152 *tp)

while (urb->actual_length > len_used) {
struct net_device *netdev = tp->netdev;
- struct net_device_stats *stats;
+ struct net_device_stats *stats = &netdev->stats;
unsigned int pkt_len;
struct sk_buff *skb;

@@ -1454,8 +1449,6 @@ static void rx_bottom(struct r8152 *tp)
if (urb->actual_length < len_used)
break;

- stats = rtl8152_get_stats(netdev);
-
pkt_len -= CRC_SIZE;
rx_data += sizeof(struct rx_desc);

@@ -1504,16 +1497,14 @@ static void tx_bottom(struct r8152 *tp)

res = r8152_tx_agg_fill(tp, agg);
if (res) {
- struct net_device_stats *stats;
- struct net_device *netdev;
- unsigned long flags;
-
- netdev = tp->netdev;
- stats = rtl8152_get_stats(netdev);
+ struct net_device *netdev = tp->netdev;

if (res == -ENODEV) {
netif_device_detach(netdev);
} else {
+ struct net_device_stats *stats = &netdev->stats;
+ unsigned long flags;
+
netif_warn(tp, tx_err, netdev,
"failed tx_urb %d\n", res);
stats->tx_dropped += agg->skb_num;
--
1.8.4.2

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