Commit 9ea90e9f authored by Yang Yingliang's avatar Yang Yingliang Committed by Greg Kroah-Hartman
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usb: host: xhci-tegra: add missing put_device() in tegra_xusb_probe() 



Goto put_padctl to put refcount of device on error in tegra_xusb_probe()

Fixes: 971ee247 ("usb: xhci: tegra: Enable ELPG for runtime/system PM")
Reported-by: default avatarHulk Robot <hulkci@huawei.com>
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20210616044519.2183826-1-yangyingliang@huawei.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d143825b

drivers/usb/host/xhci-tegra.c

+8 −4
Original line number Diff line number Diff line
@@ -1454,12 +1454,16 @@ static int tegra_xusb_probe(struct platform_device *pdev) 
		return PTR_ERR(tegra->padctl);



	np = of_parse_phandle(pdev->dev.of_node, "nvidia,xusb-padctl", 0);

	if (!np)

		return -ENODEV;

	if (!np) {

		err = -ENODEV;

		goto put_padctl;

	}



	tegra->padctl_irq = of_irq_get(np, 0);

	if (tegra->padctl_irq <= 0)

		return (tegra->padctl_irq == 0) ? -ENODEV : tegra->padctl_irq;

	if (tegra->padctl_irq <= 0) {

		err = (tegra->padctl_irq == 0) ? -ENODEV : tegra->padctl_irq;

		goto put_padctl;

	}



	tegra->host_clk = devm_clk_get(&pdev->dev, "xusb_host");

	if (IS_ERR(tegra->host_clk)) {