[PATCH net-next 10/19] ipv6: add net device refcount tracker to rt6_probe_deferred()
STALE1596d
From: Eric Dumazet <hidden>
Date: 2021-12-02 03:22:56
Subsystem:
networking [general], networking [ipv4/ipv6], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, David Ahern, Ido Schimmel, Linus Torvalds
Revision v1 of 3 in this series.
Revisions (3)
- v1 current
- v2 [diff vs current]
- v3 [diff vs current]
From: Eric Dumazet <redacted> Signed-off-by: Eric Dumazet <redacted> --- net/ipv6/route.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index ba4dc94d76d63c98ff49c41b712231f81eb8af40..8d834f901b483edf75c493620d38f979a4bcbf69 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c@@ -593,6 +593,7 @@ struct __rt6_probe_work { struct work_struct work; struct in6_addr target; struct net_device *dev; + netdevice_tracker dev_tracker; }; static void rt6_probe_deferred(struct work_struct *w)
@@ -603,7 +604,7 @@ static void rt6_probe_deferred(struct work_struct *w) addrconf_addr_solict_mult(&work->target, &mcaddr); ndisc_send_ns(work->dev, &work->target, &mcaddr, NULL, 0); - dev_put(work->dev); + dev_put_track(work->dev, &work->dev_tracker); kfree(work); }
@@ -657,7 +658,7 @@ static void rt6_probe(struct fib6_nh *fib6_nh) } else { INIT_WORK(&work->work, rt6_probe_deferred); work->target = *nh_gw; - dev_hold(dev); + dev_hold_track(dev, &work->dev_tracker, GFP_KERNEL); work->dev = dev; schedule_work(&work->work); }
--
2.34.0.rc2.393.gf8c9666880-goog