linux-kernel - [PATCH 1/5] net: mvmdio: unmap base register address at driver removal

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Date:	Tue, 29 Jan 2013 16:24:04 +0100
From:	Florian Fainelli <florian@...nwrt.org>
To:	davem@...emloft.net
Cc:	Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <rob.herring@...xeda.com>,
	Rob Landley <rob@...dley.net>,
	Jason Cooper <jason@...edaemon.net>,
	Andrew Lunn <andrew@...n.ch>,
	Russell King <linux@....linux.org.uk>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	Lennert Buytenhek <buytenh@...tstofly.org>,
	Florian Fainelli <florian@...nwrt.org>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	devicetree-discuss@...ts.ozlabs.org, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linuxppc-dev@...ts.ozlabs.org, netdev@...r.kernel.org
Subject: [PATCH 1/5] net: mvmdio: unmap base register address at driver removal

Fix the driver remove callback to unmap the base register address and
not leak this mapping after the driver has been removed.

Signed-off-by: Florian Fainelli <florian@...nwrt.org>
---
 drivers/net/ethernet/marvell/mvmdio.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/ethernet/marvell/mvmdio.c b/drivers/net/ethernet/marvell/mvmdio.c
index 74f1c15..be5c690 100644
--- a/drivers/net/ethernet/marvell/mvmdio.c
+++ b/drivers/net/ethernet/marvell/mvmdio.c
@@ -200,9 +200,12 @@ static int orion_mdio_probe(struct platform_device *pdev)
 static int orion_mdio_remove(struct platform_device *pdev)
 {
 	struct mii_bus *bus = platform_get_drvdata(pdev);
+	struct orion_mdio_dev *dev = bus->priv;
+
 	mdiobus_unregister(bus);
 	kfree(bus->irq);
 	mdiobus_free(bus);
+	iounmap(dev->smireg);
 	return 0;
 }
 
-- 
1.7.10.4

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