From mboxrd@z Thu Jan 1 00:00:00 1970 From: Soren Brinkmann Subject: [PATCH RFC 3/5] net: macb: Use devm_ioremap() Date: Mon, 14 Oct 2013 16:58:58 -0700 Message-ID: <1381795140-10792-4-git-send-email-soren.brinkmann@xilinx.com> References: <1381795140-10792-1-git-send-email-soren.brinkmann@xilinx.com> Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Michal Simek , Soren Brinkmann To: Nicolas Ferre Return-path: In-Reply-To: <1381795140-10792-1-git-send-email-soren.brinkmann@xilinx.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Use the device managed version of ioremap to remap IO memory, simplifying error paths. Signed-off-by: Soren Brinkmann --- drivers/net/ethernet/cadence/macb.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index 62aa136889a4..436aecc31732 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -17,6 +17,7 @@ #include #include #include +#include #include #include #include @@ -1816,7 +1817,7 @@ static int __init macb_probe(struct platform_device *pdev) goto err_out_disable_pclk; } - bp->regs = ioremap(regs->start, resource_size(regs)); + bp->regs = devm_ioremap(&pdev->dev, regs->start, resource_size(regs)); if (!bp->regs) { dev_err(&pdev->dev, "failed to map registers, aborting.\n"); err = -ENOMEM; @@ -1828,7 +1829,7 @@ static int __init macb_probe(struct platform_device *pdev) if (err) { dev_err(&pdev->dev, "Unable to request IRQ %d (error %d)\n", dev->irq, err); - goto err_out_iounmap; + goto err_out_disable_clocks; } dev->netdev_ops = &macb_netdev_ops; @@ -1916,8 +1917,6 @@ err_out_unregister_netdev: unregister_netdev(dev); err_out_free_irq: free_irq(dev->irq, dev); -err_out_iounmap: - iounmap(bp->regs); err_out_disable_clocks: clk_disable_unprepare(bp->hclk); err_out_disable_pclk: @@ -1944,7 +1943,6 @@ static int __exit macb_remove(struct platform_device *pdev) mdiobus_free(bp->mii_bus); unregister_netdev(dev); free_irq(dev->irq, dev); - iounmap(bp->regs); clk_disable_unprepare(bp->hclk); clk_disable_unprepare(bp->pclk); free_netdev(dev); -- 1.8.4