base/core.c: improve comment of the function device_find_child()
Signed-off-by: Federico Vaga <federico.vaga@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>hifive-unleashed-5.1
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5240d58c04
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a4e2400a63
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@ -1372,6 +1372,8 @@ int device_for_each_child(struct device *parent, void *data,
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* if it does. If the callback returns non-zero and a reference to the
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* if it does. If the callback returns non-zero and a reference to the
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* current device can be obtained, this function will return to the caller
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* current device can be obtained, this function will return to the caller
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* and not iterate over any more devices.
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* and not iterate over any more devices.
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*
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* NOTE: you will need to drop the reference with put_device() after use.
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*/
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*/
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struct device *device_find_child(struct device *parent, void *data,
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struct device *device_find_child(struct device *parent, void *data,
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int (*match)(struct device *dev, void *data))
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int (*match)(struct device *dev, void *data))
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