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Diffstat (limited to 'net/sched/act_police.c')
-rw-r--r--net/sched/act_police.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/net/sched/act_police.c b/net/sched/act_police.c
index e19a0261144a..c39f60cea6ee 100644
--- a/net/sched/act_police.c
+++ b/net/sched/act_police.c
@@ -182,6 +182,12 @@ override:
R_tab = qdisc_get_rtab(&parm->rate, tb[TCA_POLICE_RATE]);
if (R_tab == NULL)
goto failure;
+
+ if (!est && !gen_estimator_active(&police->tcf_rate_est)) {
+ err = -EINVAL;
+ goto failure;
+ }
+
if (parm->peakrate.rate) {
P_tab = qdisc_get_rtab(&parm->peakrate,
tb[TCA_POLICE_PEAKRATE]);