diff options
| author | Pan Bian <bianpan2016@163.com> | 2021-01-21 15:33:43 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-01-24 00:17:08 +0300 |
| commit | cf3c46631e1637582f517a574c77cd6c05793817 (patch) | |
| tree | 355472f87d2cd6058729a3732f8033cf486a2bd7 /drivers/net/dsa/bcm_sf2.c | |
| parent | 853c56b489f30c580b8667f9469049f0e43e7301 (diff) | |
| download | linux-cf3c46631e1637582f517a574c77cd6c05793817.tar.xz | |
net: dsa: bcm_sf2: put device node before return
Put the device node dn before return error code on failure path.
Fixes: 461cd1b03e32 ("net: dsa: bcm_sf2: Register our slave MDIO bus")
Signed-off-by: Pan Bian <bianpan2016@163.com>
Link: https://lore.kernel.org/r/20210121123343.26330-1-bianpan2016@163.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/dsa/bcm_sf2.c')
| -rw-r--r-- | drivers/net/dsa/bcm_sf2.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index 1e9a0adda2d6..445226720ff2 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -509,15 +509,19 @@ static int bcm_sf2_mdio_register(struct dsa_switch *ds) /* Find our integrated MDIO bus node */ dn = of_find_compatible_node(NULL, NULL, "brcm,unimac-mdio"); priv->master_mii_bus = of_mdio_find_bus(dn); - if (!priv->master_mii_bus) + if (!priv->master_mii_bus) { + of_node_put(dn); return -EPROBE_DEFER; + } get_device(&priv->master_mii_bus->dev); priv->master_mii_dn = dn; priv->slave_mii_bus = devm_mdiobus_alloc(ds->dev); - if (!priv->slave_mii_bus) + if (!priv->slave_mii_bus) { + of_node_put(dn); return -ENOMEM; + } priv->slave_mii_bus->priv = priv; priv->slave_mii_bus->name = "sf2 slave mii"; |