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[PATCH net-next v2 04/12] net: usb: qmi_wwan: use new function dev_fetch_sw_netstats

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Simplify the code by using new function dev_fetch_sw_netstats().

Signed-off-by: Heiner Kallweit <hkallweit1@xxxxxxxxx>
Acked-by: Bjørn Mork <bjorn@xxxxxxx>
---
 drivers/net/usb/qmi_wwan.c | 24 +-----------------------
 1 file changed, 1 insertion(+), 23 deletions(-)

diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 5ca1356b8..a322f5187 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -126,31 +126,9 @@ static void qmimux_get_stats64(struct net_device *net,
 			       struct rtnl_link_stats64 *stats)
 {
 	struct qmimux_priv *priv = netdev_priv(net);
-	unsigned int start;
-	int cpu;
 
 	netdev_stats_to_stats64(stats, &net->stats);
-
-	for_each_possible_cpu(cpu) {
-		struct pcpu_sw_netstats *stats64;
-		u64 rx_packets, rx_bytes;
-		u64 tx_packets, tx_bytes;
-
-		stats64 = per_cpu_ptr(priv->stats64, cpu);
-
-		do {
-			start = u64_stats_fetch_begin_irq(&stats64->syncp);
-			rx_packets = stats64->rx_packets;
-			rx_bytes = stats64->rx_bytes;
-			tx_packets = stats64->tx_packets;
-			tx_bytes = stats64->tx_bytes;
-		} while (u64_stats_fetch_retry_irq(&stats64->syncp, start));
-
-		stats->rx_packets += rx_packets;
-		stats->rx_bytes += rx_bytes;
-		stats->tx_packets += tx_packets;
-		stats->tx_bytes += tx_bytes;
-	}
+	dev_fetch_sw_netstats(stats, priv->stats64);
 }
 
 static const struct net_device_ops qmimux_netdev_ops = {
-- 
2.28.0





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