[PATCH] net: phy: xgmiitorgmii: Fix refcount leak in xgmiitorgmii_probe

From: Miaoqian Lin
Date: Thu Dec 29 2022 - 01:29:49 EST


of_phy_find_device() return device node with refcount incremented.
Call put_device() to relese it when not needed anymore.

Fixes: ab4e6ee578e8 ("net: phy: xgmiitorgmii: Check phy_driver ready before accessing")
Signed-off-by: Miaoqian Lin <linmq006@xxxxxxxxx>
---
drivers/net/phy/xilinx_gmii2rgmii.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/net/phy/xilinx_gmii2rgmii.c b/drivers/net/phy/xilinx_gmii2rgmii.c
index 8dcb49ed1f3d..7fd9fe6a602b 100644
--- a/drivers/net/phy/xilinx_gmii2rgmii.c
+++ b/drivers/net/phy/xilinx_gmii2rgmii.c
@@ -105,6 +105,7 @@ static int xgmiitorgmii_probe(struct mdio_device *mdiodev)

if (!priv->phy_dev->drv) {
dev_info(dev, "Attached phy not ready\n");
+ put_device(&priv->phy_dev->mdio.dev);
return -EPROBE_DEFER;
}

--
2.25.1