[PATCH 2/3] i2c: add missing of_node_put in i2c_unregister_device

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Refcount of of_node is increased with of_node_get() in of_i2c_register_device().
It must be decreased with of_node_put() in i2c_unregister_device().

Signed-off-by: Qi Hou <qi.hou@xxxxxxxxxxxxx>
Reviewed-by: Zhang Xiao <xiao.zhang@xxxxxxxxxxxxx>
Acked-by: Bruce Ashfield <bruce.ashfield@xxxxxxxxxxxxx>
---
 drivers/i2c/i2c-core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 583e950..8afa0f4 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -1366,6 +1366,7 @@ void i2c_unregister_device(struct i2c_client *client)
 		of_node_clear_flag(client->dev.of_node, OF_POPULATED);
 	if (ACPI_COMPANION(&client->dev))
 		acpi_device_clear_enumerated(ACPI_COMPANION(&client->dev));
+	of_node_put(client->dev.of_node);
 	device_unregister(&client->dev);
 }
 EXPORT_SYMBOL_GPL(i2c_unregister_device);
-- 
1.9.1

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