Refcount of of_node is increased with of_node_get() in i2c_mux_add_adapter().
It must be decreased with of_node_put() in i2c_mux_del_adapters().
Signe-off-by: Qi Hou <qi.hou@xxxxxxxxxxxxx>
Reviewed-by: Zhang Xiao <xiao.zhang@xxxxxxxxxxxxx>
Acked-by: Peter Rosin <peda@xxxxxxxxxx>
---
drivers/i2c/i2c-mux.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/i2c/i2c-mux.c b/drivers/i2c/i2c-mux.c
index 83768e8..2178266 100644
--- a/drivers/i2c/i2c-mux.c
+++ b/drivers/i2c/i2c-mux.c
@@ -429,6 +429,7 @@ void i2c_mux_del_adapters(struct i2c_mux_core *muxc)
while (muxc->num_adapters) {
struct i2c_adapter *adap = muxc->adapter[--muxc->num_adapters];
struct i2c_mux_priv *priv = adap->algo_data;
+ struct device_node *np = adap->dev.of_node;
muxc->adapter[muxc->num_adapters] = NULL;
@@ -438,6 +439,7 @@ void i2c_mux_del_adapters(struct i2c_mux_core *muxc)
sysfs_remove_link(&priv->adap.dev.kobj, "mux_device");
i2c_del_adapter(adap);
+ of_node_put(np);
kfree(priv);
}
}
--
1.9.1
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