Fix fdt access in bundle_firmware

Will sort out unit tests to catch this sort of thing.

TBR=sjg@chromium.org
BUG=chromium-os:17753
TEST=run with --bootcmd option

Change-Id: I57737e7416c0e2783426c54a6fce6ee5797d06e1
Reviewed-on: http://gerrit.chromium.org/gerrit/4685
Tested-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Vince Laviano <vlaviano@chromium.org>
1 file changed