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-rw-r--r--net/sched/cls_flower.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index efb9d2811b..6ee7064c82 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -2460,8 +2460,11 @@ unbind_filter:
}
errout_idr:
- if (!fold)
+ if (!fold) {
+ spin_lock(&tp->lock);
idr_remove(&head->handle_idr, fnew->handle);
+ spin_unlock(&tp->lock);
+ }
__fl_put(fnew);
errout_tb:
kfree(tb);