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authorEric Dumazet <eric.dumazet@gmail.com>2010-08-18 00:42:48 +0000
committerDavid S. Miller <davem@davemloft.net>2010-08-19 00:44:02 -0700
commit1003201a73daed739747b9a6c2c39c57aad5878b (patch)
tree424bcc508c3f5fa6c15bb21e7c0a65e5a82eacb8 /drivers/net/qlcnic
parent79c5f51c639021f7472591239c3867cee4b9ec02 (diff)
downloadblackbird-op-linux-1003201a73daed739747b9a6c2c39c57aad5878b.tar.gz
blackbird-op-linux-1003201a73daed739747b9a6c2c39c57aad5878b.zip
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@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/qlcnic')
-rw-r--r--drivers/net/qlcnic/qlcnic_main.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c
index bf6d87adda4f..213e3656d953 100644
--- a/drivers/net/qlcnic/qlcnic_main.c
+++ b/drivers/net/qlcnic/qlcnic_main.c
@@ -1983,8 +1983,6 @@ 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;
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