[SerialICE] Patch merged into serialice/master: Cleanup on walk_pre_hooks

the following patch was just integrated into master:
commit 03d54947aa23ae29aadf85505551284c0bf447bd
Author: Kyösti Mälkki 
Date:   Fri Jun 3 14:32:41 2016 +0300

Cleanup on walk_pre_hooks

Variable name was misleading, we do not log operations
    until post hooks.

Also no return value from this function.

Change-Id: I48106f7b74c51f82374c525d69516d7ee68aa3c0
    Signed-off-by: Kyösti Mälkki 
    Reviewed-on: https://review.coreboot.org/15060
    Tested-by: build bot (Jenkins)
    Reviewed-by: Antonello Dettori

See https://review.coreboot.org/15060 for details.

-gerrit