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a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Use devm_platform_ioremap_resource() wrapper instead of two calls, which together with returning directly instead of useless goto, allows to nicely simplify the probe() function. Signed-off-by: Krzysztof Kozlowski Acked-by: Thinh Nguyen --- drivers/usb/dwc3/dwc3-rtk.c | 33 ++++++++------------------------- 1 file changed, 8 insertions(+), 25 deletions(-) diff --git a/drivers/usb/dwc3/dwc3-rtk.c b/drivers/usb/dwc3/dwc3-rtk.c index 1e3ec2084286..b3db5cd9906e 100644 --- a/drivers/usb/dwc3/dwc3-rtk.c +++ b/drivers/usb/dwc3/dwc3-rtk.c @@ -358,30 +358,18 @@ static int dwc3_rtk_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct resource *res; void __iomem *regs; - int ret = 0; rtk = devm_kzalloc(dev, sizeof(*rtk), GFP_KERNEL); - if (!rtk) { - ret = -ENOMEM; - goto out; - } + if (!rtk) + return -ENOMEM; platform_set_drvdata(pdev, rtk); rtk->dev = dev; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(dev, "missing memory resource\n"); - ret = -ENODEV; - goto out; - } - - regs = devm_ioremap_resource(dev, res); - if (IS_ERR(regs)) { - ret = PTR_ERR(regs); - goto out; - } + regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res); + if (IS_ERR(regs)) + return PTR_ERR(regs); rtk->regs = regs; rtk->regs_size = resource_size(res); @@ -389,16 +377,11 @@ static int dwc3_rtk_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 1); if (res) { rtk->pm_base = devm_ioremap_resource(dev, res); - if (IS_ERR(rtk->pm_base)) { - ret = PTR_ERR(rtk->pm_base); - goto out; - } + if (IS_ERR(rtk->pm_base)) + return PTR_ERR(rtk->pm_base); } - ret = dwc3_rtk_probe_dwc3_core(rtk); - -out: - return ret; + return dwc3_rtk_probe_dwc3_core(rtk); } static void dwc3_rtk_remove(struct platform_device *pdev)