diff --git a/include/net/red.h b/include/net/red.h
index fc455445f4b22..932f0d79d60cb 100644
--- a/include/net/red.h
+++ b/include/net/red.h
@@ -168,12 +168,14 @@ static inline void red_set_vars(struct red_vars *v)
 	v->qcount	= -1;
 }
 
-static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog)
+static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog, u8 Scell_log)
 {
 	if (fls(qth_min) + Wlog > 32)
 		return false;
 	if (fls(qth_max) + Wlog > 32)
 		return false;
+	if (Scell_log >= 32)
+		return false;
 	if (qth_max < qth_min)
 		return false;
 	return true;
diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c
index bd618b00d3193..50f680f03a547 100644
--- a/net/sched/sch_choke.c
+++ b/net/sched/sch_choke.c
@@ -362,7 +362,7 @@ static int choke_change(struct Qdisc *sch, struct nlattr *opt,
 
 	ctl = nla_data(tb[TCA_CHOKE_PARMS]);
 
-	if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog))
+	if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log))
 		return -EINVAL;
 
 	if (ctl->limit > CHOKE_MAX_QUEUE)
diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c
index 8599c6f31b057..e0bc77533acc3 100644
--- a/net/sched/sch_gred.c
+++ b/net/sched/sch_gred.c
@@ -480,7 +480,7 @@ static inline int gred_change_vq(struct Qdisc *sch, int dp,
 	struct gred_sched *table = qdisc_priv(sch);
 	struct gred_sched_data *q = table->tab[dp];
 
-	if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog)) {
+	if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log)) {
 		NL_SET_ERR_MSG_MOD(extack, "invalid RED parameters");
 		return -EINVAL;
 	}
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index e89fab6ccb34f..b4ae34d7aa965 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -250,7 +250,7 @@ static int __red_change(struct Qdisc *sch, struct nlattr **tb,
 	max_P = tb[TCA_RED_MAX_P] ? nla_get_u32(tb[TCA_RED_MAX_P]) : 0;
 
 	ctl = nla_data(tb[TCA_RED_PARMS]);
-	if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog))
+	if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log))
 		return -EINVAL;
 
 	err = red_get_flags(ctl->flags, TC_RED_HISTORIC_FLAGS,
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index bca2be57d9fc1..b25e51440623b 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -647,7 +647,7 @@ static int sfq_change(struct Qdisc *sch, struct nlattr *opt)
 	}
 
 	if (ctl_v1 && !red_check_params(ctl_v1->qth_min, ctl_v1->qth_max,
-					ctl_v1->Wlog))
+					ctl_v1->Wlog, ctl_v1->Scell_log))
 		return -EINVAL;
 	if (ctl_v1 && ctl_v1->qth_min) {
 		p = kmalloc(sizeof(*p), GFP_KERNEL);