From: Cong Wang
Date: Thu, 6 Sep 2018 14:50:16 -0700
> When nla_put*() fails after nla_nest_start(), we need
> to call nla_nest_cancel() to cancel the message, otherwise
> we end up calling nla_nest_end() like a success.
>
> Fixes: 0ed5269f9e41 ("net/sched: add tunnel option support to act_tunn
When nla_put*() fails after nla_nest_start(), we need
to call nla_nest_cancel() to cancel the message, otherwise
we end up calling nla_nest_end() like a success.
Fixes: 0ed5269f9e41 ("net/sched: add tunnel option support to act_tunnel_key")
Cc: Davide Caratti
Cc: Simon Horman
Signed-off-by: Cong
