Patch merged into coreboot/master: cccc9d4 cbfstool: compare pointer difference with ptrdiff_t value

the following patch was just integrated into master:
commit cccc9d40876aa5a2f756777a57646a4b95b38fde
Author: Patrick Georgi 
Date:   Tue Apr 28 13:09:36 2015 +0200

cbfstool: compare pointer difference with ptrdiff_t value

Fixes building cbfstool in 32bit environments.

Change-Id: I3c94afc9c961eb8b41d1e08f4a16e5cab2a6bb8b
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/10015
    Tested-by: build bot (Jenkins)
    Reviewed-by: Paul Menzel 
    Reviewed-by: Stefan Reinauer

See http://review.coreboot.org/10015 for details.

-gerrit