tree 2c8c1b149b87b289471269fe3b8624484c2d839e
parent 8e6cc46178f9eecada860f7a8f14672e6a94c2de
author Simon Glass <sjg@chromium.org> 1436208873 -0600
committer Simon Glass <sjg@chromium.org> 1437521972 -0600

led: Return -ENODEV if the LED device cannot be found

We normally use -ENODEV for a missing device, rather than -ENOENT. The
latter is reserved for when we have a device but cannot find something
within it.

Also avoid looking at the root LED device since it is only a container.

Signed-off-by: Simon Glass <sjg@chromium.org>