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-rw-r--r--include/net/bonding.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/net/bonding.h b/include/net/bonding.h
index 20defc035..c1740a279 100644
--- a/include/net/bonding.h
+++ b/include/net/bonding.h
@@ -310,6 +310,13 @@ static inline bool bond_uses_primary(struct bonding *bond)
return bond_mode_uses_primary(BOND_MODE(bond));
}
+static inline struct net_device *bond_option_active_slave_get_rcu(struct bonding *bond)
+{
+ struct slave *slave = rcu_dereference(bond->curr_active_slave);
+
+ return bond_uses_primary(bond) && slave ? slave->dev : NULL;
+}
+
static inline bool bond_slave_is_up(struct slave *slave)
{
return netif_running(slave->dev) && netif_carrier_ok(slave->dev);