diff options
Diffstat (limited to 'drivers/net/net_failover.c')
| -rw-r--r-- | drivers/net/net_failover.c | 36 |
1 files changed, 15 insertions, 21 deletions
diff --git a/drivers/net/net_failover.c b/drivers/net/net_failover.c index ed1166adaa2f..5b50d9186f12 100644 --- a/drivers/net/net_failover.c +++ b/drivers/net/net_failover.c @@ -61,7 +61,8 @@ static int net_failover_open(struct net_device *dev) return 0; err_standby_open: - dev_close(primary_dev); + if (primary_dev) + dev_close(primary_dev); err_primary_open: netif_tx_disable(dev); return err; @@ -88,7 +89,7 @@ static int net_failover_close(struct net_device *dev) static netdev_tx_t net_failover_drop_xmit(struct sk_buff *skb, struct net_device *dev) { - atomic_long_inc(&dev->tx_dropped); + dev_core_stats_tx_dropped_inc(dev); dev_kfree_skb_any(skb); return NETDEV_TX_OK; } @@ -115,8 +116,7 @@ static netdev_tx_t net_failover_start_xmit(struct sk_buff *skb, static u16 net_failover_select_queue(struct net_device *dev, struct sk_buff *skb, - struct net_device *sb_dev, - select_queue_fallback_t fallback) + struct net_device *sb_dev) { struct net_failover_info *nfo_info = netdev_priv(dev); struct net_device *primary_dev; @@ -127,18 +127,13 @@ static u16 net_failover_select_queue(struct net_device *dev, const struct net_device_ops *ops = primary_dev->netdev_ops; if (ops->ndo_select_queue) - txq = ops->ndo_select_queue(primary_dev, skb, - sb_dev, fallback); + txq = ops->ndo_select_queue(primary_dev, skb, sb_dev); else - txq = fallback(primary_dev, skb, NULL); - - qdisc_skb_cb(skb)->slave_dev_queue_mapping = skb->queue_mapping; - - return txq; + txq = netdev_pick_tx(primary_dev, skb, NULL); + } else { + txq = skb_rx_queue_recorded(skb) ? skb_get_rx_queue(skb) : 0; } - txq = skb_rx_queue_recorded(skb) ? skb_get_rx_queue(skb) : 0; - /* Save the original txq to restore before passing to the driver */ qdisc_skb_cb(skb)->slave_dev_queue_mapping = skb->queue_mapping; @@ -236,7 +231,7 @@ static int net_failover_change_mtu(struct net_device *dev, int new_mtu) } } - dev->mtu = new_mtu; + WRITE_ONCE(dev->mtu, new_mtu); return 0; } @@ -325,8 +320,8 @@ static const struct net_device_ops failover_dev_ops = { static void nfo_ethtool_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) { - strlcpy(drvinfo->driver, FAILOVER_NAME, sizeof(drvinfo->driver)); - strlcpy(drvinfo->version, FAILOVER_VERSION, sizeof(drvinfo->version)); + strscpy(drvinfo->driver, FAILOVER_NAME, sizeof(drvinfo->driver)); + strscpy(drvinfo->version, FAILOVER_VERSION, sizeof(drvinfo->version)); } static int nfo_ethtool_get_link_ksettings(struct net_device *dev, @@ -698,7 +693,7 @@ static struct failover_ops net_failover_ops = { /** * net_failover_create - Create and register a failover instance * - * @dev: standby netdev + * @standby_dev: standby netdev * * Creates a failover netdev and registers a failover instance for a standby * netdev. Used by paravirtual drivers that use 3-netdev model. @@ -736,10 +731,10 @@ struct failover *net_failover_create(struct net_device *standby_dev) IFF_TX_SKB_SHARING); /* don't acquire failover netdev's netif_tx_lock when transmitting */ - failover_dev->features |= NETIF_F_LLTX; + failover_dev->lltx = true; /* Don't allow failover devices to change network namespaces. */ - failover_dev->features |= NETIF_F_NETNS_LOCAL; + failover_dev->netns_immutable = true; failover_dev->hw_features = FAILOVER_VLAN_FEATURES | NETIF_F_HW_VLAN_CTAG_TX | @@ -749,8 +744,7 @@ struct failover *net_failover_create(struct net_device *standby_dev) failover_dev->hw_features |= NETIF_F_GSO_ENCAP_ALL; failover_dev->features |= failover_dev->hw_features; - memcpy(failover_dev->dev_addr, standby_dev->dev_addr, - failover_dev->addr_len); + dev_addr_set(failover_dev, standby_dev->dev_addr); failover_dev->min_mtu = standby_dev->min_mtu; failover_dev->max_mtu = standby_dev->max_mtu; |