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net: ethernet: ti: cpsw: clear all entries when delete vid

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In cases if some of the entries were not found in forwarding table
while killing vlan, the rest not needed entries still left in the
table. No need to stop, as entry was deleted anyway. So fix this by
returning error only after all was cleaned. To implement this, return
-ENOENT in cpsw_ale_del_mcast() as it's supposed to be.

Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ivan Khoronzhuk 2018-08-10 15:47:08 +03:00 • committed by David S. Miller
parent e91e218946
commit be35b982e8
2 changed files with 5 additions and 11 deletions
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14
drivers/net/ethernet/ti/cpsw.c
View file

@ -2125,16 +2125,10 @@ static int cpsw_ndo_vlan_rx_kill_vid(struct net_device *ndev,
dev_info(priv->dev, "removing vlanid %d from vlan filter\n", vid);
ret = cpsw_ale_del_vlan(cpsw->ale, vid, 0);
if (ret != 0)
return ret;
ret = cpsw_ale_del_ucast(cpsw->ale, priv->mac_addr,
HOST_PORT_NUM, ALE_VLAN, vid);
if (ret != 0)
return ret;
ret = cpsw_ale_del_mcast(cpsw->ale, priv->ndev->broadcast,
0, ALE_VLAN, vid);
ret |= cpsw_ale_del_ucast(cpsw->ale, priv->mac_addr,
HOST_PORT_NUM, ALE_VLAN, vid);
ret |= cpsw_ale_del_mcast(cpsw->ale, priv->ndev->broadcast,
0, ALE_VLAN, vid);
pm_runtime_put(cpsw->dev);
return ret;
}

2
drivers/net/ethernet/ti/cpsw_ale.c
View file

@ -394,7 +394,7 @@ int cpsw_ale_del_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask,
idx = cpsw_ale_match_addr(ale, addr, (flags & ALE_VLAN) ? vid : 0);
if (idx < 0)
return -EINVAL;
return -ENOENT;
cpsw_ale_read(ale, idx, ale_entry);