__br_mdb_add and __br_mdb_del both check that the bridge is up and
running and that multicast is enabled on it before doing any operation.
Since they can be called multiple times by br_mdb_add and br_mdb_del,
move the check in their caller functions so that it is done just once.
Signed-off-by: Vivien Didelot <vivien.dide...@savoirfairelinux.com>
---
net/bridge/br_mdb.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c
index bef0331f46a4..d20a01622b20 100644
--- a/net/bridge/br_mdb.c
+++ b/net/bridge/br_mdb.c
@@ -548,9 +548,6 @@ static int __br_mdb_add(struct net_bridge_port *p, struct
br_mdb_entry *entry)
struct br_ip ip;
int ret;
- if (!netif_running(br->dev) || br->multicast_disabled)
- return -EINVAL;
-
__mdb_entry_to_br_ip(entry, &ip);
spin_lock_bh(&br->multicast_lock);
@@ -577,6 +574,9 @@ static int br_mdb_add(struct sk_buff *skb, struct nlmsghdr
*nlh,
br = netdev_priv(dev);
+ if (!netif_running(br->dev) || br->multicast_disabled)
+ return -EINVAL;
+
/* If vlan filtering is enabled and VLAN is not specified
* install mdb entry on all vlans configured on the port.
*/
@@ -615,9 +615,6 @@ static int __br_mdb_del(struct net_bridge *br, struct
br_mdb_entry *entry)
struct br_ip ip;
int err = -EINVAL;
- if (!netif_running(br->dev) || br->multicast_disabled)
- return -EINVAL;
-
__mdb_entry_to_br_ip(entry, &ip);
spin_lock_bh(&br->multicast_lock);
@@ -672,6 +669,9 @@ static int br_mdb_del(struct sk_buff *skb, struct nlmsghdr
*nlh,
br = netdev_priv(dev);
+ if (!netif_running(br->dev) || br->multicast_disabled)
+ return -EINVAL;
+
/* If vlan filtering is enabled and VLAN is not specified
* delete mdb entry on all vlans configured on the port.
*/
--
2.13.0
