[coreboot] Patch merged into coreboot/master: 58fd5e1 libcbfs: Fix legacy CBFS API, typos

the following patch was just integrated into master:
commit 58fd5e1d3d4153ae86a997fcc9b0cfc5fd85e4b7
Author: Hung-Te Lin 
Date:   Wed Feb 20 15:43:47 2013 +0800

libcbfs: Fix legacy CBFS API, typos

Pulling CBFS fix from libpayload: http://review.coreboot.org/#/c/2455/2

get_cbfs_header expects CBFS_HEADER_INVALID_ADDRESS (0xffffffff)
    instead of NULL when something is wrong.
    Also, fix typo.

Change-Id: I7f393f7c24f74a3358f7339a3095b0d845bdc02d
    Signed-off-by: Hung-Te Lin 
    Reviewed-on: http://review.coreboot.org/2457
    Tested-by: build bot (Jenkins)
    Reviewed-by: Paul Menzel

See http://review.coreboot.org/2457 for details.

-gerrit