Patrice Chotard f6abd5389c dm: uclass: Add uclass_next_device_err() to return a valid device ...

Similarly to uclass_first_device_err(), add uclass_next_device_err()
which returns an error if there are no next devices in that uclass.

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

2018-11-16 16:51:55 -05:00

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