From mboxrd@z Thu Jan 1 00:00:00 1970 From: Johan Hovold Subject: [PATCH net 2/3] of_mdio: fix device reference leak in of_phy_find_device Date: Wed, 16 Nov 2016 15:20:37 +0100 Message-ID: <1479306038-27211-3-git-send-email-johan@kernel.org> References: <1479306038-27211-1-git-send-email-johan@kernel.org> Cc: Rob Herring , Frank Rowand , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Johan Hovold To: Florian Fainelli Return-path: In-Reply-To: <1479306038-27211-1-git-send-email-johan@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Make sure to drop the reference taken by bus_find_device() before returning NULL from of_phy_find_device() when the found device is not a PHY. Fixes: 6ed742363b9c ("of: of_mdio: Ensure mdio device is a PHY") Signed-off-by: Johan Hovold --- drivers/of/of_mdio.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c index 8f4648383fb2..5a3145a02547 100644 --- a/drivers/of/of_mdio.c +++ b/drivers/of/of_mdio.c @@ -292,6 +292,7 @@ struct phy_device *of_phy_find_device(struct device_node *phy_np) mdiodev = to_mdio_device(d); if (mdiodev->flags & MDIO_DEVICE_FLAG_PHY) return to_phy_device(d); + put_device(d); } return NULL; -- 2.7.3