lmb: staticise lmb_add_memory()

lmb_add_memory() is only called from the lmb module. Mark the function
as static.

Signed-off-by: Sughosh Ganu <sughosh.ganu@linaro.org>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
2 files changed