From 18c2bb1b8c1571f4c1fa33cc1f4525b282059455 Mon Sep 17 00:00:00 2001 From: Roger Quadros Date: Tue, 12 Mar 2013 12:44:40 +0200 Subject: [PATCH] USB: ehci-omap: Use devm_ioremap_resource() Make use of devm_ioremap_resource() and correct comment. Signed-off-by: Roger Quadros Acked-by: Alan Stern Signed-off-by: Greg Kroah-Hartman --- drivers/usb/host/ehci-omap.c | 21 +++++---------------- 1 file changed, 5 insertions(+), 16 deletions(-) diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c index fa66757..70e8e6f 100644 --- a/drivers/usb/host/ehci-omap.c +++ b/drivers/usb/host/ehci-omap.c @@ -216,23 +216,15 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev) res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ehci"); - if (!res) { - dev_err(dev, "UHH EHCI get resource failed\n"); - return -ENODEV; - } - - regs = ioremap(res->start, resource_size(res)); - if (!regs) { - dev_err(dev, "UHH EHCI ioremap failed\n"); - return -ENOMEM; - } + regs = devm_ioremap_resource(dev, res); + if (IS_ERR(regs)) + return PTR_ERR(regs); hcd = usb_create_hcd(&ehci_omap_hc_driver, dev, dev_name(dev)); if (!hcd) { - dev_err(dev, "failed to create hcd with err %d\n", ret); - ret = -ENOMEM; - goto err_io; + dev_err(dev, "Failed to create HCD\n"); + return -ENOMEM; } hcd->rsrc_start = res->start; @@ -285,8 +277,6 @@ err_pm_runtime: pm_runtime_put_sync(dev); usb_put_hcd(hcd); -err_io: - iounmap(regs); return ret; } @@ -306,7 +296,6 @@ static int ehci_hcd_omap_remove(struct platform_device *pdev) usb_remove_hcd(hcd); disable_put_regulator(dev->platform_data); - iounmap(hcd->regs); usb_put_hcd(hcd); pm_runtime_put_sync(dev); -- 2.7.4