If the probing of the regulator is deferred, the memory allocated by
'mdiobus_alloc_size()' will be leaking.
It should be freed before the next call to 'sun4i_mdio_probe()' which will
reallocate it.
Fixes: 4bdcb1dd9feb ("net: Add MDIO bus driver for the Allwinner EMAC")
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
drivers/net/phy/mdio-sun4i.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/phy/mdio-sun4i.c b/drivers/net/phy/mdio-sun4i.c
index 135296508a7e..6425ce04d3f9 100644
--- a/drivers/net/phy/mdio-sun4i.c
+++ b/drivers/net/phy/mdio-sun4i.c
@@ -118,8 +118,10 @@ static int sun4i_mdio_probe(struct platform_device *pdev)
data->regulator = devm_regulator_get(&pdev->dev, "phy");
if (IS_ERR(data->regulator)) {
- if (PTR_ERR(data->regulator) == -EPROBE_DEFER)
- return -EPROBE_DEFER;
+ if (PTR_ERR(data->regulator) == -EPROBE_DEFER) {
+ ret = -EPROBE_DEFER;
+ goto err_out_free_mdiobus;
+ }
dev_info(&pdev->dev, "no regulator found\n");
data->regulator = NULL;
--
2.14.1
--
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