i2c: Fix return value check in i2c-dev
device_create() returns error code as pointer on failures. This patch checks the return value of device_create() by using IS_ERR(). Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Cc: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Jean Delvare <khali@linux-fr.org>
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@ -416,8 +416,8 @@ static int i2cdev_attach_adapter(struct i2c_adapter *adap)
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i2c_dev->dev = device_create(i2c_dev_class, &adap->dev,
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MKDEV(I2C_MAJOR, adap->nr),
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"i2c-%d", adap->nr);
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if (!i2c_dev->dev) {
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res = -ENODEV;
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if (IS_ERR(i2c_dev->dev)) {
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res = PTR_ERR(i2c_dev->dev);
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goto error;
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}
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res = device_create_file(i2c_dev->dev, &dev_attr_name);
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