linux-kernel - [PATCH -next 2/3] usb: host: xhci-tegra: Add missing of_node_put() in tegra_xusb

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Message-ID: <20210616044519.2183826-2-yangyingliang@huawei.com>
Date:   Wed, 16 Jun 2021 12:45:18 +0800
From:   Yang Yingliang <yangyingliang@...wei.com>
To:     <linux-kernel@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        <linux-usb@...r.kernel.org>
CC:     <gregkh@...uxfoundation.org>, <thierry.reding@...il.com>
Subject: [PATCH -next 2/3] usb: host: xhci-tegra: Add missing of_node_put() in tegra_xusb_probe()

This node pointer is returned by of_parse_phandle() with refcount
incremented in this function. of_node_put() on it before exitting
this function.

Fixes: 971ee247060d ("usb: xhci: tegra: Enable ELPG for runtime/system PM")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
---
 drivers/usb/host/xhci-tegra.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c
index 281abf10f9fd..8d8e867876ad 100644
--- a/drivers/usb/host/xhci-tegra.c
+++ b/drivers/usb/host/xhci-tegra.c
@@ -1751,6 +1751,7 @@ static int tegra_xusb_probe(struct platform_device *pdev)
 put_powerdomains:
 	tegra_xusb_powerdomain_remove(&pdev->dev, tegra);
 put_padctl:
+	of_node_put(np);
 	tegra_xusb_padctl_put(tegra->padctl);
 	return err;
 }
-- 
2.25.1