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authorEric Dumazet <edumazet@google.com>2021-12-04 20:22:08 -0800
committerJakub Kicinski <kuba@kernel.org>2021-12-06 16:05:11 -0800
commit77a23b1f954381d7999ce069d3fc8658eb6a9bbc (patch)
tree5ffc96ff36963cfef49166c232cfc9f64bbdd2fa /net/core/neighbour.c
parentnet: add net device refcount tracker to struct neighbour (diff)
downloadlinux-dev-77a23b1f954381d7999ce069d3fc8658eb6a9bbc.tar.xz
linux-dev-77a23b1f954381d7999ce069d3fc8658eb6a9bbc.zip
net: add net device refcount tracker to struct pneigh_entry
Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/core/neighbour.c')
-rw-r--r--net/core/neighbour.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index fb340347e4d8..56de74f8d2b1 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -771,10 +771,10 @@ struct pneigh_entry * pneigh_lookup(struct neigh_table *tbl,
write_pnet(&n->net, net);
memcpy(n->key, pkey, key_len);
n->dev = dev;
- dev_hold(dev);
+ dev_hold_track(dev, &n->dev_tracker, GFP_KERNEL);
if (tbl->pconstructor && tbl->pconstructor(n)) {
- dev_put(dev);
+ dev_put_track(dev, &n->dev_tracker);
kfree(n);
n = NULL;
goto out;
@@ -806,7 +806,7 @@ int pneigh_delete(struct neigh_table *tbl, struct net *net, const void *pkey,
write_unlock_bh(&tbl->lock);
if (tbl->pdestructor)
tbl->pdestructor(n);
- dev_put(n->dev);
+ dev_put_track(n->dev, &n->dev_tracker);
kfree(n);
return 0;
}
@@ -839,7 +839,7 @@ static int pneigh_ifdown_and_unlock(struct neigh_table *tbl,
n->next = NULL;
if (tbl->pdestructor)
tbl->pdestructor(n);
- dev_put(n->dev);
+ dev_put_track(n->dev, &n->dev_tracker);
kfree(n);
}
return -ENOENT;