linux-kernel - [PATCH] gpio: gpio-bt8xx: fix compilation warning

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Date:	Wed, 14 May 2014 23:43:36 +0200
From:	abdoulaye berthe <berthe.ab@...il.com>
To:	m@...s.ch, linus.walleij@...aro.org, gnurou@...il.com,
	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
	berthe.ab@...il.com
Subject: [PATCH] gpio: gpio-bt8xx: fix compilation warning

this fixes a compilation warning by checking
the retun value of gpiochip_remove()

Signed-off-by: abdoulaye berthe <berthe.ab@...il.com>
---
 drivers/gpio/gpio-bt8xx.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-bt8xx.c b/drivers/gpio/gpio-bt8xx.c
index ecb3ca2d..5480229 100644
--- a/drivers/gpio/gpio-bt8xx.c
+++ b/drivers/gpio/gpio-bt8xx.c
@@ -240,7 +240,8 @@ static void bt8xxgpio_remove(struct pci_dev *pdev)
 {
 	struct bt8xxgpio *bg = pci_get_drvdata(pdev);
 
-	gpiochip_remove(&bg->gpio);
+	if (gpiochip_remove(&bg->gpio))
+		dev_info(&pdev->dev, "gpiochip_remove() failed.\n");
 
 	bgwrite(0, BT848_INT_MASK);
 	bgwrite(~0x0, BT848_INT_STAT);
-- 
1.8.3.2

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