linux-kernel - [PATCH] phy: qcom-usb: Fix error handling in qcom_usb_hsic_phy_power

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Message-Id: <1509142536-14503-1-git-send-email-khoroshilov@ispras.ru>
Date:   Sat, 28 Oct 2017 01:15:36 +0300
From:   Alexey Khoroshilov <khoroshilov@...ras.ru>
To:     Kishon Vijay Abraham I <kishon@...com>,
        Vivek Gautam <vivek.gautam@...eaurora.org>,
        Stephen Boyd <stephen.boyd@...aro.org>
Cc:     Alexey Khoroshilov <khoroshilov@...ras.ru>,
        linux-kernel@...r.kernel.org, ldv-project@...uxtesting.org
Subject: [PATCH] phy: qcom-usb: Fix error handling in qcom_usb_hsic_phy_power_on()

There is a misprint in error handling of pinctrl_lookup_state(),
where qcom_usb_hsic_phy_power_on() does return instead of goto err_ulpi.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@...ras.ru>
---
 drivers/phy/qualcomm/phy-qcom-usb-hsic.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/phy/qualcomm/phy-qcom-usb-hsic.c b/drivers/phy/qualcomm/phy-qcom-usb-hsic.c
index c110563a73cb..00926df4bc5b 100644
--- a/drivers/phy/qualcomm/phy-qcom-usb-hsic.c
+++ b/drivers/phy/qualcomm/phy-qcom-usb-hsic.c
@@ -57,8 +57,10 @@ static int qcom_usb_hsic_phy_power_on(struct phy *phy)
 
 	/* Configure pins for HSIC functionality */
 	pins_default = pinctrl_lookup_state(uphy->pctl, PINCTRL_STATE_DEFAULT);
-	if (IS_ERR(pins_default))
-		return PTR_ERR(pins_default);
+	if (IS_ERR(pins_default)) {
+		ret = PTR_ERR(pins_default);
+		goto err_ulpi;
+	}
 
 	ret = pinctrl_select_state(uphy->pctl, pins_default);
 	if (ret)
-- 
2.7.4