net: arc_emac: don't pass multicast packets to kernel in non-multicast mode
The patch disable capturing multicast packets when multicast mode disabled for ethernet ('ifconfig eth0 -multicast'). In that case no multicast packet will be passed to kernel. Signed-off-by: Alexander Kochetkov <al.kochet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -460,7 +460,7 @@ static void arc_emac_set_rx_mode(struct net_device *ndev)
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if (ndev->flags & IFF_ALLMULTI) {
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arc_reg_set(priv, R_LAFL, ~0);
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arc_reg_set(priv, R_LAFH, ~0);
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} else {
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} else if (ndev->flags & IFF_MULTICAST) {
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struct netdev_hw_addr *ha;
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unsigned int filter[2] = { 0, 0 };
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int bit;
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@ -472,6 +472,9 @@ static void arc_emac_set_rx_mode(struct net_device *ndev)
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arc_reg_set(priv, R_LAFL, filter[0]);
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arc_reg_set(priv, R_LAFH, filter[1]);
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} else {
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arc_reg_set(priv, R_LAFL, 0);
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arc_reg_set(priv, R_LAFH, 0);
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}
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}
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}
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