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authorEric Dumazet <edumazet@google.com>2021-12-04 20:22:13 -0800
committerJakub Kicinski <kuba@kernel.org>2021-12-06 16:05:12 -0800
commit606509f27f67748b92f783a75a6e39cfaa2fe92d (patch)
tree15b7e006aad92180f02da94a9d6c6be7f03054d5 /net/sched
parentc04438f58d140723e58050fcb9d33d84cb39e9e9 (diff)
downloadlinux-606509f27f67748b92f783a75a6e39cfaa2fe92d.tar.gz
net/sched: add net device refcount tracker to struct Qdisc
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/sched')
-rw-r--r--net/sched/sch_generic.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index d33804d41c5c..8c8fbf2e3856 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -973,7 +973,7 @@ struct Qdisc *qdisc_alloc(struct netdev_queue *dev_queue,
 	sch->enqueue = ops->enqueue;
 	sch->dequeue = ops->dequeue;
 	sch->dev_queue = dev_queue;
-	dev_hold(dev);
+	dev_hold_track(dev, &sch->dev_tracker, GFP_KERNEL);
 	refcount_set(&sch->refcnt, 1);
 
 	return sch;
@@ -1073,7 +1073,7 @@ static void qdisc_destroy(struct Qdisc *qdisc)
 		ops->destroy(qdisc);
 
 	module_put(ops->owner);
-	dev_put(qdisc_dev(qdisc));
+	dev_put_track(qdisc_dev(qdisc), &qdisc->dev_tracker);
 
 	trace_qdisc_destroy(qdisc);