[PATCH] usb: ehci-s5p: Use devm for requesting ehci_vbus_gpio

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The ehci_vbus_gpio is requested but never freed.  This can cause
problems with deferred probes and would cause problems if
s5p_ehci_remove was ever called.  Use devm to fix this.

Signed-off-by: Doug Anderson <dianders@xxxxxxxxxxxx>
---
 drivers/usb/host/ehci-s5p.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/host/ehci-s5p.c b/drivers/usb/host/ehci-s5p.c
index 20ebf6a..a464197 100644
--- a/drivers/usb/host/ehci-s5p.c
+++ b/drivers/usb/host/ehci-s5p.c
@@ -92,6 +92,7 @@ static void s5p_ehci_phy_disable(struct s5p_ehci_hcd *s5p_ehci)
 
 static void s5p_setup_vbus_gpio(struct platform_device *pdev)
 {
+	struct device *dev = &pdev->dev;
 	int err;
 	int gpio;
 
@@ -103,7 +104,8 @@ static void s5p_setup_vbus_gpio(struct platform_device *pdev)
 	if (!gpio_is_valid(gpio))
 		return;
 
-	err = gpio_request_one(gpio, GPIOF_OUT_INIT_HIGH, "ehci_vbus_gpio");
+	err = devm_gpio_request_one(dev, gpio, GPIOF_OUT_INIT_HIGH,
+				    "ehci_vbus_gpio");
 	if (err)
 		dev_err(&pdev->dev, "can't request ehci vbus gpio %d", gpio);
 }
-- 
1.8.1.3

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