hwmon: (lm70) Fix: do not use assignment in if condition

Fix checkpatch issue:
ERROR: do not use assignment in if condition

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
diff --git a/drivers/hwmon/lm70.c b/drivers/hwmon/lm70.c
index 61c2ffb..472f795 100644
--- a/drivers/hwmon/lm70.c
+++ b/drivers/hwmon/lm70.c
@@ -158,11 +158,12 @@
 
 	spi_set_drvdata(spi, p_lm70);
 
-	if ((status = device_create_file(&spi->dev, &dev_attr_temp1_input))
-	 || (status = device_create_file(&spi->dev, &dev_attr_name))) {
-		dev_dbg(&spi->dev, "device_create_file failure.\n");
+	status = device_create_file(&spi->dev, &dev_attr_temp1_input);
+	if (status)
+		goto out_dev_create_temp_file_failed;
+	status = device_create_file(&spi->dev, &dev_attr_name);
+	if (status)
 		goto out_dev_create_file_failed;
-	}
 
 	/* sysfs hook */
 	p_lm70->hwmon_dev = hwmon_device_register(&spi->dev);
@@ -178,6 +179,7 @@
 	device_remove_file(&spi->dev, &dev_attr_name);
 out_dev_create_file_failed:
 	device_remove_file(&spi->dev, &dev_attr_temp1_input);
+out_dev_create_temp_file_failed:
 	spi_set_drvdata(spi, NULL);
 	kfree(p_lm70);
 	return status;