From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ezequiel Garcia Subject: [PATCH v3 7/8] net: mvmdio: Use devm_* API to simplify the code Date: Thu, 22 May 2014 20:07:02 -0300 Message-ID: <1400800023-1562-8-git-send-email-ezequiel.garcia@free-electrons.com> References: <1400800023-1562-1-git-send-email-ezequiel.garcia@free-electrons.com> Cc: Thomas Petazzoni , Sebastian Hesselbarth , Gregory Clement , Lior Amsalem , Tawfik Bayouk , Andrew Lunn , Ezequiel Garcia To: , David Miller Return-path: Received: from top.free-electrons.com ([176.31.233.9]:49732 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753217AbaEVXIS (ORCPT ); Thu, 22 May 2014 19:08:18 -0400 In-Reply-To: <1400800023-1562-1-git-send-email-ezequiel.garcia@free-electrons.com> Sender: netdev-owner@vger.kernel.org List-ID: This commit makes use of devm_kmalloc_array() for memory allocation and the recently introduced devm_mdiobus_alloc() API to simplify driver's code. While here, remove a redundant out of memory error message. Acked-by: Sebastian Hesselbarth Signed-off-by: Ezequiel Garcia --- drivers/net/ethernet/marvell/mvmdio.c | 18 ++++++------------ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/drivers/net/ethernet/marvell/mvmdio.c b/drivers/net/ethernet/marvell/mvmdio.c index 9d5ced2..fc2fb25 100644 --- a/drivers/net/ethernet/marvell/mvmdio.c +++ b/drivers/net/ethernet/marvell/mvmdio.c @@ -195,11 +195,10 @@ static int orion_mdio_probe(struct platform_device *pdev) return -ENODEV; } - bus = mdiobus_alloc_size(sizeof(struct orion_mdio_dev)); - if (!bus) { - dev_err(&pdev->dev, "Cannot allocate MDIO bus\n"); + bus = devm_mdiobus_alloc_size(&pdev->dev, + sizeof(struct orion_mdio_dev)); + if (!bus) return -ENOMEM; - } bus->name = "orion_mdio_bus"; bus->read = orion_mdio_read; @@ -208,11 +207,10 @@ static int orion_mdio_probe(struct platform_device *pdev) dev_name(&pdev->dev)); bus->parent = &pdev->dev; - bus->irq = kmalloc(sizeof(int) * PHY_MAX_ADDR, GFP_KERNEL); - if (!bus->irq) { - mdiobus_free(bus); + bus->irq = devm_kmalloc_array(&pdev->dev, PHY_MAX_ADDR, sizeof(int), + GFP_KERNEL); + if (!bus->irq) return -ENOMEM; - } for (i = 0; i < PHY_MAX_ADDR; i++) bus->irq[i] = PHY_POLL; @@ -264,8 +262,6 @@ static int orion_mdio_probe(struct platform_device *pdev) out_mdio: if (!IS_ERR(dev->clk)) clk_disable_unprepare(dev->clk); - kfree(bus->irq); - mdiobus_free(bus); return ret; } @@ -276,8 +272,6 @@ static int orion_mdio_remove(struct platform_device *pdev) writel(0, dev->regs + MVMDIO_ERR_INT_MASK); mdiobus_unregister(bus); - kfree(bus->irq); - mdiobus_free(bus); if (!IS_ERR(dev->clk)) clk_disable_unprepare(dev->clk); -- 1.9.1