linux-kernel - [PATCH] usb: xhci: tegra: fix runtime PM error handling

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Date:   Sun, 17 Jun 2018 13:12:55 +0200
From:   Stefan Agner <stefan@...er.ch>
To:     Jon Hunter <jonathanh@...dia.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Stefan Agner <stefan@...er.ch>,
        Mathias Nyman <mathias.nyman@...el.com>,
        Thierry Reding <thierry.reding@...il.com>,
        linux-usb@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] usb: xhci: tegra: fix runtime PM error handling

The address-of operator will always evaluate to true. However,
power should be explicitly disabled if no power domain is used.

Remove the address-of operator.

Fixes: 58c38116c6cc ("usb: xhci: tegra: Add support for managing powergates")
Signed-off-by: Stefan Agner <stefan@...er.ch>
---
 drivers/usb/host/xhci-tegra.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c
index a8c1d073cba0..33daac4136e8 100644
--- a/drivers/usb/host/xhci-tegra.c
+++ b/drivers/usb/host/xhci-tegra.c
@@ -1223,10 +1223,10 @@ static int tegra_xusb_probe(struct platform_device *pdev)
 	pm_runtime_disable(&pdev->dev);
 	usb_put_hcd(tegra->hcd);
 disable_xusbc:
-	if (!&pdev->dev.pm_domain)
+	if (!pdev->dev.pm_domain)
 		tegra_powergate_power_off(TEGRA_POWERGATE_XUSBC);
 disable_xusba:
-	if (!&pdev->dev.pm_domain)
+	if (!pdev->dev.pm_domain)
 		tegra_powergate_power_off(TEGRA_POWERGATE_XUSBA);
 put_padctl:
 	tegra_xusb_padctl_put(tegra->padctl);
-- 
2.17.1