net: sched: fix possible refcount leak in tc_chain_tmplt_add()
[ Upstream commit 44f8baaf ] try_module_get will be called in tcf_proto_lookup_ops. So module_put needs to be called to drop the refcount if ops don't implement the required function. Fixes: 9f407f17 ("net: sched: introduce chain templates") Signed-off-by:Hangyu Hua <hbh25y@gmail.com> Reviewed-by:
Larysa Zaremba <larysa.zaremba@intel.com> Signed-off-by:
David S. Miller <davem@davemloft.net> Signed-off-by:
Sasha Levin <sashal@kernel.org>
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e582ceda
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