mb/dell: Fix uninitialized variables usage

Coverity detects uninitialized variables through PASS_BY_REFERENCE
usage. Fix this issue by initializing variables before their uage.

Found-by: Coverity CID 1429765, 1429772, 1429780
TEST=None

Signed-off-by: John Zhao <john.zhao@intel.com>
Change-Id: Ie583b072a76949fb3f17c1271a6427ee942db0ce
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45611
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Michał Żygowski <michal.zygowski@3mdeb.com>

0 files changed, 0 insertions, 0 deletions