On 15.04.2016 15:43, Jon Hunter wrote: > for_each_available_child_of_node performs an of_node_get on each > iteration, so of_node_put() must be called on each iteration once > we are finished with the node pointer. This is wrong, embedded of_get_next_available_child() correctly decrements ref counter of an examined node. > Signed-off-by: Jon Hunter <jonathanh@xxxxxxxxxx> > --- > drivers/i2c/i2c-core.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c > index 4979728f7fb2..38f4dae681a9 100644 > --- a/drivers/i2c/i2c-core.c > +++ b/drivers/i2c/i2c-core.c > @@ -1428,9 +1428,9 @@ static void of_i2c_register_devices(struct i2c_adapter *adap) > dev_dbg(&adap->dev, "of_i2c: walking child nodes\n"); > > for_each_available_child_of_node(adap->dev.of_node, node) { > - if (of_node_test_and_set_flag(node, OF_POPULATED)) > - continue; > - of_i2c_register_device(adap, node); > + if (!of_node_test_and_set_flag(node, OF_POPULATED)) > + of_i2c_register_device(adap, node); > + of_node_put(node); > } > } > > -- With best wishes, Vladimir -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html