batman: fix a bogus warning from batadv_is_on_batman_iface()

[platform/adaptation/renesas_rcar/renesas_kernel.git] / net / batman-adv / hard-interface.c

diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c
index b851cc5..fbda6b5 100644 (file)
--- a/net/batman-adv/hard-interface.c
+++ b/net/batman-adv/hard-interface.c
@@ -83,7 +83,7 @@ static bool batadv_is_on_batman_iface(const struct net_device *net_dev)
                return true;
 
        /* no more parents..stop recursion */
-       if (net_dev->iflink == net_dev->ifindex)
+       if (net_dev->iflink == 0 || net_dev->iflink == net_dev->ifindex)
                return false;
 
        /* recurse over the parent device */