Cosmetic fix for firmware.c

Use a nicer looking memset, for Ron.

Change-Id: I5cff2919848337a545c9a31a68b1e158071687b9
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: https://review.coreboot.org/23365
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
1 file changed