[PATCHv2 3/4] extcon: sm5502: Clean up codes by using checkpatch script

[Chanwoo Choi]

This patch just clean up codes by using checkpatch script and fix warning
message about if statement.

- the result of checkpatch script as following:
WARNING: void function return statements are not generally useful
+	return;
+}

WARNING: quoted string split across lines
+			dev_err(info->dev, "failed: irq request (IRQ: %d,"
+				" error :%d)\n", muic_irq->irq, ret);

- warning message about coding style.
	drivers/extcon/extcon-sm5502.c:398 sm5502_muic_cable_handler()
		warn: we tested 'attached' before and it was 'false'

Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
---
 drivers/extcon/extcon-sm5502.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/extcon/extcon-sm5502.c b/drivers/extcon/extcon-sm5502.c
index f94d66a..8e6e669 100644
--- a/drivers/extcon/extcon-sm5502.c
+++ b/drivers/extcon/extcon-sm5502.c
@@ -391,7 +391,7 @@ static int sm5502_muic_cable_handler(struct sm5502_muic_info *info,
 	/* Get the type of attached or detached cable */
 	if (attached)
 		cable_type = sm5502_muic_get_cable_type(info);
-	else if (!attached)
+	else
 		cable_type = prev_cable_type;
 	prev_cable_type = cable_type;
 
@@ -453,8 +453,6 @@ static void sm5502_muic_irq_work(struct work_struct *work)
 		dev_err(info->dev, "failed to handle MUIC interrupt\n");
 
 	mutex_unlock(&info->mutex);
-
-	return;
 }
 
 /*
@@ -613,8 +611,9 @@ static int sm5022_muic_i2c_probe(struct i2c_client *i2c,
 						IRQF_NO_SUSPEND,
 						muic_irq->name, info);
 		if (ret) {
-			dev_err(info->dev, "failed: irq request (IRQ: %d,"
-				" error :%d)\n", muic_irq->irq, ret);
+			dev_err(info->dev,
+				"failed: irq request (IRQ: %d, error :%d)\n",
+				muic_irq->irq, ret);
 			return ret;
 		}
 	}
-- 
1.8.0

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