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| author | Alexey Khoroshilov <khoroshilov@ispras.ru> | 2022-02-15 13:42:48 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-02-23 12:03:11 +0100 |
| commit | df2495f329b08ac0d0d3e6334a01955ae839005e (patch) | |
| tree | 659752804bdd53b19a378d6b36715dafb3c0211c /drivers | |
| parent | 2566a89b9e163b2fcd104d6005e0149f197b8a48 (diff) | |
| download | linux-df2495f329b08ac0d0d3e6334a01955ae839005e.tar.gz linux-df2495f329b08ac0d0d3e6334a01955ae839005e.tar.bz2 linux-df2495f329b08ac0d0d3e6334a01955ae839005e.zip | |
net: dsa: lantiq_gswip: fix use after free in gswip_remove()
commit 8c6ae46150a453f8ae9a6cd49b45f354f478587d upstream.
of_node_put(priv->ds->slave_mii_bus->dev.of_node) should be
done before mdiobus_free(priv->ds->slave_mii_bus).
Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Fixes: 0d120dfb5d67 ("net: dsa: lantiq_gswip: don't use devres for mdiobus")
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/1644921768-26477-1-git-send-email-khoroshilov@ispras.ru
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/dsa/lantiq_gswip.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c index 503adf03d2fc..9e006a25b636 100644 --- a/drivers/net/dsa/lantiq_gswip.c +++ b/drivers/net/dsa/lantiq_gswip.c @@ -2201,8 +2201,8 @@ static int gswip_remove(struct platform_device *pdev) if (priv->ds->slave_mii_bus) { mdiobus_unregister(priv->ds->slave_mii_bus); - mdiobus_free(priv->ds->slave_mii_bus); of_node_put(priv->ds->slave_mii_bus->dev.of_node); + mdiobus_free(priv->ds->slave_mii_bus); } for (i = 0; i < priv->num_gphy_fw; i++) |