diff options
| author | Elad Raz <eladr@mellanox.com> | 2016-04-21 13:52:44 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-04-24 21:23:32 +0300 |
| commit | 6dd684c0feb207f30180570bad24264b922d9476 (patch) | |
| tree | a42831f8dd9fdcaa79f147cfbd35c62514fdadcd /net/bridge/br_mdb.c | |
| parent | 7ceb2afbd6aee4643056b47156baad6841db8e78 (diff) | |
| download | linux-6dd684c0feb207f30180570bad24264b922d9476.tar.xz | |
bridge: mdb: Common function for mdb entry translation
There is duplicate code that translates br_mdb_entry to br_ip let's wrap it
in a common function.
Signed-off-by: Elad Raz <eladr@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Acked-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge/br_mdb.c')
| -rw-r--r-- | net/bridge/br_mdb.c | 33 |
1 files changed, 15 insertions, 18 deletions
diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c index 253bc77eda3b..b258120e1145 100644 --- a/net/bridge/br_mdb.c +++ b/net/bridge/br_mdb.c @@ -61,6 +61,19 @@ static void __mdb_entry_fill_flags(struct br_mdb_entry *e, unsigned char flags) e->flags |= MDB_FLAGS_OFFLOAD; } +static void __mdb_entry_to_br_ip(struct br_mdb_entry *entry, struct br_ip *ip) +{ + memset(ip, 0, sizeof(struct br_ip)); + ip->vid = entry->vid; + ip->proto = entry->addr.proto; + if (ip->proto == htons(ETH_P_IP)) + ip->u.ip4 = entry->addr.u.ip4; +#if IS_ENABLED(CONFIG_IPV6) + else + ip->u.ip6 = entry->addr.u.ip6; +#endif +} + static int br_mdb_fill_info(struct sk_buff *skb, struct netlink_callback *cb, struct net_device *dev) { @@ -509,15 +522,7 @@ static int __br_mdb_add(struct net *net, struct net_bridge *br, if (!p || p->br != br || p->state == BR_STATE_DISABLED) return -EINVAL; - memset(&ip, 0, sizeof(ip)); - ip.vid = entry->vid; - ip.proto = entry->addr.proto; - if (ip.proto == htons(ETH_P_IP)) - ip.u.ip4 = entry->addr.u.ip4; -#if IS_ENABLED(CONFIG_IPV6) - else - ip.u.ip6 = entry->addr.u.ip6; -#endif + __mdb_entry_to_br_ip(entry, &ip); spin_lock_bh(&br->multicast_lock); ret = br_mdb_add_group(br, p, &ip, entry->state, pg); @@ -584,15 +589,7 @@ static int __br_mdb_del(struct net_bridge *br, struct br_mdb_entry *entry) if (!netif_running(br->dev) || br->multicast_disabled) return -EINVAL; - memset(&ip, 0, sizeof(ip)); - ip.vid = entry->vid; - ip.proto = entry->addr.proto; - if (ip.proto == htons(ETH_P_IP)) - ip.u.ip4 = entry->addr.u.ip4; -#if IS_ENABLED(CONFIG_IPV6) - else - ip.u.ip6 = entry->addr.u.ip6; -#endif + __mdb_entry_to_br_ip(entry, &ip); spin_lock_bh(&br->multicast_lock); mdb = mlock_dereference(br->mdb, br); |