The commit bac7733d06fa ("batman-adv: fix splat on disabling an interface")
fixed a warning but at the same time broke the rtnl function add_slave for
devices which were temporarily removed.batadv_softif_slave_add requires soft_iface of and hard_iface to be NULL before it is allowed to be enslaved. But this resetting of soft_iface to NULL in batadv_hardif_disable_interface was removed with the aforementioned commit. Reported-by: Julian Labus <[email protected]> Signed-off-by: Sven Eckelmann <[email protected]> Cc: Linus Lüssing <[email protected]> --- This is a simple revert. Linus, feel free to propose a patch to remove the "|| hard_iface->soft_iface" when you think it is safe and you've tested that it works Bug report for it can be found at https://www.open-mesh.org/issues/307 --- net/batman-adv/hard-interface.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c index e034afb..08ce361 100644 --- a/net/batman-adv/hard-interface.c +++ b/net/batman-adv/hard-interface.c @@ -652,6 +652,7 @@ void batadv_hardif_disable_interface(struct batadv_hard_iface *hard_iface, batadv_softif_destroy_sysfs(hard_iface->soft_iface); } + hard_iface->soft_iface = NULL; batadv_hardif_put(hard_iface); out: -- 2.10.2
