1 files changed, 4 insertions, 3 deletions

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 217e8da0628c..9599ed6f1213 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1341,9 +1341,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
                             slave_dev->name);
         }
 
-        /* already enslaved */
-        if (slave_dev->flags & IFF_SLAVE) {
-                netdev_dbg(bond_dev, "Error: Device was already enslaved\n");
+        /* already in-use? */
+        if (netdev_is_rx_handler_busy(slave_dev)) {
+                netdev_err(bond_dev,
+                           "Error: Device is in use and cannot be enslaved\n");
                 return -EBUSY;
         }