linux-kernel - [PATCH] pinctrl: lantiq: Release gpiochip resources in fail case

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Date:	Sun, 31 Aug 2014 22:09:15 +0530
From:	Pramod Gurav <pramod.gurav@...rtplayin.com>
To:	linux-kernel@...r.kernel.org
Cc:	John Crispin <blogic@...nwrt.org>,
	Linus Walleij <linus.walleij@...aro.org>
Subject: [PATCH] pinctrl: lantiq: Release gpiochip resources in fail case

This patch releases gpiochip resources with of_gpiochip_remove
gpiochip_remove in failure cases.

CC: John Crispin <blogic@...nwrt.org>
CC: Linus Walleij <linus.walleij@...aro.org>
Signed-off-by: Pramod Gurav <pramod.gurav@...rtplayin.com>
---
 drivers/pinctrl/pinctrl-xway.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-xway.c b/drivers/pinctrl/pinctrl-xway.c
index e66f4ca..d234dc2 100644
--- a/drivers/pinctrl/pinctrl-xway.c
+++ b/drivers/pinctrl/pinctrl-xway.c
@@ -802,6 +802,7 @@ static int pinmux_xway_probe(struct platform_device *pdev)
 	ret = gpiochip_add(&xway_chip);
 	if (ret) {
 		dev_err(&pdev->dev, "Failed to register gpio chip\n");
+		of_gpiochip_remove(&xway_chip);
 		return ret;
 	}
 
@@ -823,6 +824,8 @@ static int pinmux_xway_probe(struct platform_device *pdev)
 	ret = ltq_pinctrl_register(pdev, &xway_info);
 	if (ret) {
 		dev_err(&pdev->dev, "Failed to register pinctrl driver\n");
+		gpiochip_remove(&xway_chip);
+		of_gpiochip_remove(&xway_chip);
 		return ret;
 	}
 
-- 
1.7.0.4

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