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Date: Wed, 18 Aug 2010 12:42:48 +0200 From: Eric Dumazet <eric.dumazet@...il.com> To: David Miller <davem@...emloft.net> Cc: Amit Kumar Salecha <amit.salecha@...gic.com>, netdev <netdev@...r.kernel.org> Subject: [PATCH] qlnic: fix a race in qlcnic_get_stats() Dont clear netdev->stats, it might give transient wrong values to concurrent stat readers. Signed-off-by: Eric Dumazet <eric.dumazet@...il.com> --- drivers/net/qlcnic/qlcnic_main.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c index abd7cd6..d71d44a 100644 --- a/drivers/net/qlcnic/qlcnic_main.c +++ b/drivers/net/qlcnic/qlcnic_main.c @@ -1980,8 +1980,6 @@ static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) struct qlcnic_adapter *adapter = netdev_priv(netdev); struct net_device_stats *stats = &netdev->stats; - memset(stats, 0, sizeof(*stats)); - stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts; stats->tx_packets = adapter->stats.xmitfinished; stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes; -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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