linux-kernel - [PATCH] hwmon: (SHT15) fix bad error code

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Date:	Thu, 26 Jan 2012 15:59:00 -0500
From:	Vivien Didelot <vivien.didelot@...oirfairelinux.com>
To:	lm-sensors@...sensors.org
Cc:	Vivien Didelot <vivien.didelot@...oirfairelinux.com>,
	Jean Delvare <khali@...ux-fr.org>,
	Guenter Roeck <guenter.roeck@...csson.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH] hwmon: (SHT15) fix bad error code

When no platform data was supplied, returned error code was 0.

Signed-off-by: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
---
 drivers/hwmon/sht15.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/hwmon/sht15.c b/drivers/hwmon/sht15.c
index fe4104c..5357925 100644
--- a/drivers/hwmon/sht15.c
+++ b/drivers/hwmon/sht15.c
@@ -883,7 +883,7 @@ static int sht15_invalidate_voltage(struct notifier_block *nb,
 
 static int __devinit sht15_probe(struct platform_device *pdev)
 {
-	int ret = 0;
+	int ret;
 	struct sht15_data *data = kzalloc(sizeof(*data), GFP_KERNEL);
 	u8 status = 0;
 
@@ -901,6 +901,7 @@ static int __devinit sht15_probe(struct platform_device *pdev)
 	init_waitqueue_head(&data->wait_queue);
 
 	if (pdev->dev.platform_data == NULL) {
+		ret = -EINVAL;
 		dev_err(&pdev->dev, "no platform data supplied\n");
 		goto err_free_data;
 	}
-- 
1.7.6.5

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