[PATCH 2/2] extcon: Fix the checkpatch warning

[Chanwoo Choi]

This patch fixes the checkpatch warning about coding style.

Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
---
 drivers/extcon/extcon-max14577.c | 5 +----
 drivers/extcon/extcon-max77693.c | 5 +----
 drivers/extcon/extcon-max8997.c  | 5 +----
 drivers/extcon/extcon-rt8973a.c  | 6 ++----
 drivers/extcon/extcon-sm5502.c   | 6 +++---
 drivers/extcon/extcon-usb-gpio.c | 2 +-
 drivers/extcon/extcon.c          | 1 +
 7 files changed, 10 insertions(+), 20 deletions(-)

diff --git a/drivers/extcon/extcon-max14577.c b/drivers/extcon/extcon-max14577.c
index c1bf0cf..3823aa4 100644
--- a/drivers/extcon/extcon-max14577.c
+++ b/drivers/extcon/extcon-max14577.c
@@ -539,8 +539,6 @@ static void max14577_muic_irq_work(struct work_struct *work)
 		dev_err(info->dev, "failed to handle MUIC interrupt\n");
 
 	mutex_unlock(&info->mutex);
-
-	return;
 }
 
 /*
@@ -730,8 +728,7 @@ static int max14577_muic_probe(struct platform_device *pdev)
 				muic_irq->name, info);
 		if (ret) {
 			dev_err(&pdev->dev,
-				"failed: irq request (IRQ: %d,"
-				" error :%d)\n",
+				"failed: irq request (IRQ: %d, error :%d)\n",
 				muic_irq->irq, ret);
 			return ret;
 		}
diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c
index dfcc5cb..a66bec8 100644
--- a/drivers/extcon/extcon-max77693.c
+++ b/drivers/extcon/extcon-max77693.c
@@ -1019,8 +1019,6 @@ static void max77693_muic_irq_work(struct work_struct *work)
 		dev_err(info->dev, "failed to handle MUIC interrupt\n");
 
 	mutex_unlock(&info->mutex);
-
-	return;
 }
 
 static irqreturn_t max77693_muic_irq_handler(int irq, void *data)
@@ -1171,8 +1169,7 @@ static int max77693_muic_probe(struct platform_device *pdev)
 				muic_irq->name, info);
 		if (ret) {
 			dev_err(&pdev->dev,
-				"failed: irq request (IRQ: %d,"
-				" error :%d)\n",
+				"failed: irq request (IRQ: %d, error :%d)\n",
 				muic_irq->irq, ret);
 			return ret;
 		}
diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c
index fc1678f..5774e56 100644
--- a/drivers/extcon/extcon-max8997.c
+++ b/drivers/extcon/extcon-max8997.c
@@ -579,8 +579,6 @@ static void max8997_muic_irq_work(struct work_struct *work)
 		dev_err(info->dev, "failed to handle MUIC interrupt\n");
 
 	mutex_unlock(&info->mutex);
-
-	return;
 }
 
 static irqreturn_t max8997_muic_irq_handler(int irq, void *data)
@@ -689,8 +687,7 @@ static int max8997_muic_probe(struct platform_device *pdev)
 				muic_irq->name, info);
 		if (ret) {
 			dev_err(&pdev->dev,
-				"failed: irq request (IRQ: %d,"
-				" error :%d)\n",
+				"failed: irq request (IRQ: %d, error :%d)\n",
 				muic_irq->irq, ret);
 			goto err_irq;
 		}
diff --git a/drivers/extcon/extcon-rt8973a.c b/drivers/extcon/extcon-rt8973a.c
index a784b2d..9ccd5af 100644
--- a/drivers/extcon/extcon-rt8973a.c
+++ b/drivers/extcon/extcon-rt8973a.c
@@ -582,10 +582,8 @@ static int rt8973a_muic_i2c_probe(struct i2c_client *i2c,
 		return -EINVAL;
 
 	info = devm_kzalloc(&i2c->dev, sizeof(*info), GFP_KERNEL);
-	if (!info) {
-		dev_err(&i2c->dev, "failed to allocate memory\n");
+	if (!info)
 		return -ENOMEM;
-	}
 	i2c_set_clientdata(i2c, info);
 
 	info->dev = &i2c->dev;
@@ -681,7 +679,7 @@ static int rt8973a_muic_i2c_remove(struct i2c_client *i2c)
 	return 0;
 }
 
-static struct of_device_id rt8973a_dt_match[] = {
+static const struct of_device_id rt8973a_dt_match[] = {
 	{ .compatible = "richtek,rt8973a-muic" },
 	{ },
 };
diff --git a/drivers/extcon/extcon-sm5502.c b/drivers/extcon/extcon-sm5502.c
index b0f7bd8..2f93cf3 100644
--- a/drivers/extcon/extcon-sm5502.c
+++ b/drivers/extcon/extcon-sm5502.c
@@ -359,8 +359,8 @@ static unsigned int sm5502_muic_get_cable_type(struct sm5502_muic_info *info)
 			break;
 		default:
 			dev_dbg(info->dev,
-				"cannot identify the cable type: adc(0x%x) "
-				"dev_type1(0x%x)\n", adc, dev_type1);
+				"cannot identify the cable type: adc(0x%x)\n",
+				adc);
 			return -EINVAL;
 		};
 		break;
@@ -659,7 +659,7 @@ static int sm5502_muic_i2c_remove(struct i2c_client *i2c)
 	return 0;
 }
 
-static struct of_device_id sm5502_dt_match[] = {
+static const struct of_device_id sm5502_dt_match[] = {
 	{ .compatible = "siliconmitus,sm5502-muic" },
 	{ },
 };
diff --git a/drivers/extcon/extcon-usb-gpio.c b/drivers/extcon/extcon-usb-gpio.c
index 3f0bad3..de67fce 100644
--- a/drivers/extcon/extcon-usb-gpio.c
+++ b/drivers/extcon/extcon-usb-gpio.c
@@ -214,7 +214,7 @@ static int usb_extcon_resume(struct device *dev)
 static SIMPLE_DEV_PM_OPS(usb_extcon_pm_ops,
 			 usb_extcon_suspend, usb_extcon_resume);
 
-static struct of_device_id usb_extcon_dt_match[] = {
+static const struct of_device_id usb_extcon_dt_match[] = {
 	{ .compatible = "linux,extcon-usb-gpio", },
 	{ /* sentinel */ }
 };
diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c
index 8319f25..752ce12 100644
--- a/drivers/extcon/extcon.c
+++ b/drivers/extcon/extcon.c
@@ -158,6 +158,7 @@ static ssize_t name_show(struct device *dev, struct device_attribute *attr,
 	/* Optional callback given by the user */
 	if (edev->print_name) {
 		int ret = edev->print_name(edev, buf);
+
 		if (ret >= 0)
 			return ret;
 	}
-- 
1.8.5.5

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