Patch merged into coreboot/master: 6fa6843 sconfig: improve argument parsing

the following patch was just integrated into master:
commit 6fa6843a8d3ba9576a331c57818a5ecbe08a0f45
Author: Patrick Georgi 
Date:   Sun Aug 3 15:27:35 2014 +0200

sconfig: improve argument parsing

Running sconfig with four arguments where the third
    does not match /-./ made sconfig use uninitialized
    memory to build the output filename.

Change-Id: If4a147ff23771ca9b6a913605af60249be1ca3d0
    Found-By: Coverity Scan
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/6483
    Tested-by: build bot (Jenkins)
    Reviewed-by: Edward O'Callaghan

See http://review.coreboot.org/6483 for details.

-gerrit