net: sched: fix typo in walker_check_empty()
Function walker_check_empty() incorrectly verifies that tp pointer is not NULL, instead of actual filter pointer. Fix conditional to check the right pointer. Adjust filter pointer naming accordingly to other cls API functions. Fixes: 6676d5e4 ("net: sched: set dedicated tcf_walker flag when tp is empty") Signed-off-by: NVlad Buslov <vladbu@mellanox.com> Reported-by: NCong Wang <xiyou.wangcong@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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