linux-kernel - [PATCH] HID: cp2112: remove use of gpiochip

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Message-Id: <1412087049-4368-1-git-send-email-pramod.gurav@smartplayin.com>
Date:	Tue, 30 Sep 2014 19:54:09 +0530
From:	Pramod Gurav <pramod.gurav@...rtplayin.com>
To:	linux-kernel@...r.kernel.org
Cc:	Pramod Gurav <pramod.gurav@...rtplayin.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Jiri Kosina <jkosina@...e.cz>, linux-input@...r.kernel.org,
	linux-gpio@...r.kernel.org
Subject: [PATCH] HID: cp2112: remove use of gpiochip_remove() retval

Get rid of using return value from gpiochip_remove() as it returns
void.

Cc: Linus Walleij <linus.walleij@...aro.org>
Cc: Alexandre Courbot <gnurou@...il.com>
Cc: Jiri Kosina <jkosina@...e.cz>
Cc: linux-input@...r.kernel.org 
Cc: linux-gpio@...r.kernel.org

Signed-off-by: Pramod Gurav <pramod.gurav@...rtplayin.com>
---
 drivers/hid/hid-cp2112.c |    6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/hid/hid-cp2112.c b/drivers/hid/hid-cp2112.c
index a822db5..3318de6 100644
--- a/drivers/hid/hid-cp2112.c
+++ b/drivers/hid/hid-cp2112.c
@@ -1069,8 +1069,7 @@ static int cp2112_probe(struct hid_device *hdev, const struct hid_device_id *id)
 	return ret;
 
 err_gpiochip_remove:
-	if (gpiochip_remove(&dev->gc) < 0)
-		hid_err(hdev, "error removing gpio chip\n");
+	gpiochip_remove(&dev->gc);
 err_free_i2c:
 	i2c_del_adapter(&dev->adap);
 err_free_dev:
@@ -1089,8 +1088,7 @@ static void cp2112_remove(struct hid_device *hdev)
 	struct cp2112_device *dev = hid_get_drvdata(hdev);
 
 	sysfs_remove_group(&hdev->dev.kobj, &cp2112_attr_group);
-	if (gpiochip_remove(&dev->gc))
-		hid_err(hdev, "unable to remove gpio chip\n");
+	gpiochip_remove(&dev->gc);
 	i2c_del_adapter(&dev->adap);
 	/* i2c_del_adapter has finished removing all i2c devices from our
 	 * adapter. Well behaved devices should no longer call our cp2112_xfer
-- 
1.7.9.5

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