linux-kernel - [PATCH v4] mfd: dm355evm_msp: Refactoring for add

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Date:	Fri, 1 Jul 2016 19:29:24 +0200
From:	SF Markus Elfring <elfring@...rs.sourceforge.net>
To:	Lee Jones <lee.jones@...aro.org>, kernel-janitors@...r.kernel.org
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Julia Lawall <julia.lawall@...6.fr>
Subject: [PATCH v4] mfd: dm355evm_msp: Refactoring for add_child()

From: Markus Elfring <elfring@...rs.sourceforge.net>

Adjust jump targets according to the Linux coding style convention.
Another check for the variable "status" can be omitted then at the end.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
v4: Further feedback was integrated into this message.
v3: Deletion of another blank line
v2: Rebasing

 drivers/mfd/dm355evm_msp.c | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/drivers/mfd/dm355evm_msp.c b/drivers/mfd/dm355evm_msp.c
index 270e19c..86eca61 100644
--- a/drivers/mfd/dm355evm_msp.c
+++ b/drivers/mfd/dm355evm_msp.c
@@ -209,7 +209,7 @@ static struct device *add_child(struct i2c_client *client, const char *name,
 		status = platform_device_add_data(pdev, pdata, pdata_len);
 		if (status < 0) {
 			dev_dbg(&pdev->dev, "can't add platform_data\n");
-			goto err;
+			goto put_device;
 		}
 	}
 
@@ -222,19 +222,20 @@ static struct device *add_child(struct i2c_client *client, const char *name,
 		status = platform_device_add_resources(pdev, &r, 1);
 		if (status < 0) {
 			dev_dbg(&pdev->dev, "can't add irq\n");
-			goto err;
+			goto put_device;
 		}
 	}
 
 	status = platform_device_add(pdev);
+	if (status)
+		goto put_device;
 
-err:
-	if (status < 0) {
-		platform_device_put(pdev);
-		dev_err(&client->dev, "can't add %s dev\n", name);
-		return ERR_PTR(status);
-	}
 	return &pdev->dev;
+
+put_device:
+	platform_device_put(pdev);
+	dev_err(&client->dev, "failed to add device %s\n", name);
+	return ERR_PTR(status);
 }
 
 static int add_children(struct i2c_client *client)
-- 
2.9.0