diff options
| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2021-04-25 18:14:10 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-04-27 23:03:11 +0200 |
| commit | bb23ffa1015cb57e0c9ec3c6135275b38d66a780 (patch) | |
| tree | 214226a28ed5f9a1658759f690d17f9e8bd89732 /drivers/net/macvlan.c | |
| parent | net: bridge: mcast: fix broken length + header check for MRDv6 Adv. (diff) | |
| download | linux-bb23ffa1015cb57e0c9ec3c6135275b38d66a780.tar.xz linux-bb23ffa1015cb57e0c9ec3c6135275b38d66a780.zip | |
macvlan: Use 'hash' iterators to simplify code
Use 'hash_for_each_rcu' and 'hash_for_each_safe' instead of hand writing
them. This saves some lines of code, reduce indentation and improve
readability.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/macvlan.c')
| -rw-r--r-- | drivers/net/macvlan.c | 45 |
1 files changed, 18 insertions, 27 deletions
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 7427b989607e..1b998aa481f8 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -272,25 +272,22 @@ static void macvlan_broadcast(struct sk_buff *skb, if (skb->protocol == htons(ETH_P_PAUSE)) return; - for (i = 0; i < MACVLAN_HASH_SIZE; i++) { - hlist_for_each_entry_rcu(vlan, &port->vlan_hash[i], hlist) { - if (vlan->dev == src || !(vlan->mode & mode)) - continue; + hash_for_each_rcu(port->vlan_hash, i, vlan, hlist) { + if (vlan->dev == src || !(vlan->mode & mode)) + continue; - hash = mc_hash(vlan, eth->h_dest); - if (!test_bit(hash, vlan->mc_filter)) - continue; + hash = mc_hash(vlan, eth->h_dest); + if (!test_bit(hash, vlan->mc_filter)) + continue; - err = NET_RX_DROP; - nskb = skb_clone(skb, GFP_ATOMIC); - if (likely(nskb)) - err = macvlan_broadcast_one( - nskb, vlan, eth, + err = NET_RX_DROP; + nskb = skb_clone(skb, GFP_ATOMIC); + if (likely(nskb)) + err = macvlan_broadcast_one(nskb, vlan, eth, mode == MACVLAN_MODE_BRIDGE) ?: - netif_rx_ni(nskb); - macvlan_count_rx(vlan, skb->len + ETH_HLEN, - err == NET_RX_SUCCESS, true); - } + netif_rx_ni(nskb); + macvlan_count_rx(vlan, skb->len + ETH_HLEN, + err == NET_RX_SUCCESS, true); } } @@ -380,20 +377,14 @@ err: static void macvlan_flush_sources(struct macvlan_port *port, struct macvlan_dev *vlan) { + struct macvlan_source_entry *entry; + struct hlist_node *next; int i; - for (i = 0; i < MACVLAN_HASH_SIZE; i++) { - struct hlist_node *h, *n; - - hlist_for_each_safe(h, n, &port->vlan_source_hash[i]) { - struct macvlan_source_entry *entry; + hash_for_each_safe(port->vlan_source_hash, i, next, entry, hlist) + if (entry->vlan == vlan) + macvlan_hash_del_source(entry); - entry = hlist_entry(h, struct macvlan_source_entry, - hlist); - if (entry->vlan == vlan) - macvlan_hash_del_source(entry); - } - } vlan->macaddr_count = 0; } |