vx800: Silence clang warnings.

I have no such board to check the real fixes but this board shouldn't block
benefits for the rest of the tree.

Change-Id: I9e9d4af1b360bcf0099ac2901b08f7fcd7569097
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/7681
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
1 file changed