Some patch implementations (eg. BSD) create new files by taking the "---" file name instead of the "+++" one, so set both to the file name that is to be created. Change-Id: I6f37748b4cf0852d292f8f5156fc27ab8fd481b6 Signed-off-by: Patrick Georgi <patrick@georgi-clan.de> Reported-by: Idwer Vollering <vidwer@gmail.com> Reported-by: Jonathan A. Kollasch <jakllsch@kollasch.net> Reviewed-on: http://review.coreboot.org/11303 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>