From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: Mon, 11 Aug 2014 09:01:15 +0000 (+0800)
Subject: greybus: i2c-gb: actually add the i2c adapter properly...
X-Git-Tag: v4.9-rc1~119^2~378^2~21^2~2191
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=53419e07cc94c89307c7b1e698e84f7f9340f37d;p=karo-tx-linux.git

greybus: i2c-gb: actually add the i2c adapter properly...
---

diff --git a/drivers/staging/greybus/i2c-gb.c b/drivers/staging/greybus/i2c-gb.c
index a481e06c8b67..7fcbcef641a5 100644
--- a/drivers/staging/greybus/i2c-gb.c
+++ b/drivers/staging/greybus/i2c-gb.c
@@ -79,6 +79,7 @@ static int i2c_gb_probe(struct greybus_device *gdev, const struct greybus_device
 {
 	struct i2c_gb_data *i2c_gb_data;
 	struct i2c_adapter *adapter;
+	int retval;
 
 	i2c_gb_data = kzalloc(sizeof(*i2c_gb_data), GFP_KERNEL);
 	if (!i2c_gb_data)
@@ -93,12 +94,24 @@ static int i2c_gb_probe(struct greybus_device *gdev, const struct greybus_device
 	adapter->owner = THIS_MODULE;
 	adapter->class = I2C_CLASS_HWMON | I2C_CLASS_SPD;
 	adapter->algo = &smbus_algorithm;
+	adapter->dev.parent = &gdev->dev;
+	adapter->retries = 3;	/* we have to pick something... */
+	snprintf(adapter->name, sizeof(adapter->name), "Greybus i2c adapter");
+	retval = i2c_add_adapter(adapter);
+	if (retval) {
+		dev_err(&gdev->dev, "Can not add SMBus adapter\n");
+		goto error;
+	}
 
 	i2c_gb_data->gdev = gdev;
 	i2c_gb_data->adapter = adapter;
 
 	greybus_set_drvdata(gdev, i2c_gb_data);
 	return 0;
+error:
+	kfree(adapter);
+	kfree(i2c_gb_data);
+	return retval;
 }
 
 static void i2c_gb_disconnect(struct greybus_device *gdev)