An unintended sign extension warning was thrown by Coverity.
Explicitly state the length of the constant multiplier.
Found-by: Coverity Scan #1347342
Change-Id: Icd42eec13be04fc5fd2ffc85320cbadafc852148
Signed-off-by: Timothy Pearson <tpearson@raptorengineering.com>
Reviewed-on: https://review.coreboot.org/18077
Reviewed-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: Raptor Engineering Automated Test Stand <noreply@raptorengineeringinc.com>