From: Andrei Vagin <avagin@xxxxxxxxxx>
Date: Sun, 12 Mar 2017 21:36:18 -0700
> The previous idea was to check whether a net namespace is in
> net_exit_list or not. It doesn't work, because net->exit_list is used in
> __register_pernet_operations and __unregister_pernet_operations where
> all namespaces are added to a temporary list to make cleanup in a error
> case, so list_empty(&net->exit_list) always returns false.
>
> Reported-by: Mantas Mikulėnas <grawity@xxxxxxxxx>
> Fixes: 002d8a1a6c11 ("net: skip genenerating uevents for network namespaces that are exiting")
> Signed-off-by: Andrei Vagin <avagin@xxxxxxxxxx>
Applied and queued up for -stable, thanks.