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-rw-r--r--net/sched/sch_gred.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c
index a661b062cca8..872d127c9db4 100644
--- a/net/sched/sch_gred.c
+++ b/net/sched/sch_gred.c
@@ -377,6 +377,7 @@ static int gred_offload_dump_stats(struct Qdisc *sch)
/* Even if driver returns failure adjust the stats - in case offload
* ended but driver still wants to adjust the values.
*/
+ sch_tree_lock(sch);
for (i = 0; i < MAX_DPs; i++) {
if (!table->tab[i])
continue;
@@ -393,6 +394,7 @@ static int gred_offload_dump_stats(struct Qdisc *sch)
sch->qstats.overlimits += hw_stats->stats.qstats[i].overlimits;
}
_bstats_update(&sch->bstats, bytes, packets);
+ sch_tree_unlock(sch);
kfree(hw_stats);
return ret;