net: sched: call tcf_ct_params_free to free params in tcf_ct_init

[ Upstream commit 19138941

 ]

This patch is to make the err path simple by calling tcf_ct_params_free(),
so that it won't cause problems when more members are added into param and
need freeing on the err path.

Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Stable-dep-of: 125f1c7f

 ("net/sched: act_ct: Take per-cb reference to tcf_ct_flow_table")
Signed-off-by: Sasha Levin <sashal@kernel.org>