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]);