act_police: remove unnecessary null pointer check

It already has a NULL pointer check of rtab in qdisc_put_rtab().
Remove the check outside of qdisc_put_rtab().

Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/sched/act_police.c b/net/sched/act_police.c
index 0cc305e7e4690043e3228c8425f73d384c51bf69..7b23ab07c6cc19bfb3d3fa0e028f50bbda3cdbc8 100644 (file)
--- a/net/sched/act_police.c
+++ b/net/sched/act_police.c
@@ -261,10 +261,8 @@ override:
 failure_unlock:
        spin_unlock_bh(&police->tcf_lock);
 failure:
-       if (P_tab)
-               qdisc_put_rtab(P_tab);
-       if (R_tab)
-               qdisc_put_rtab(R_tab);
+       qdisc_put_rtab(P_tab);
+       qdisc_put_rtab(R_tab);
        if (ret == ACT_P_CREATED)
                kfree(police);
        return err;