mfd: lp87565: Convert to use devm_mfd_add_devices()

This fixes missing mfd_remove_devices() call when unload the module.
Signed-off-by: NAxel Lin <axel.lin@ingics.com>
Reviewed-by: NKeerthy <j-keerthy@ti.com>
Signed-off-by: NLee Jones <lee.jones@linaro.org>

drivers/mfd/lp87565.c

@@ -73,10 +73,9 @@ static int lp87565_probe(struct i2c_client *client,
 
 	i2c_set_clientdata(client, lp87565);
 
-	ret = mfd_add_devices(lp87565->dev, PLATFORM_DEVID_AUTO, lp87565_cells,
-			      ARRAY_SIZE(lp87565_cells), NULL, 0, NULL);
-
-	return ret;
+	return devm_mfd_add_devices(lp87565->dev, PLATFORM_DEVID_AUTO,
+				    lp87565_cells, ARRAY_SIZE(lp87565_cells),
+				    NULL, 0, NULL);
 }
 
 static const struct i2c_device_id lp87565_id_table[] = {