mainline inclusion
from mainline-v5.10
commit eddb7732
category: bugfix
bugzilla: NA
CVE: CVE-2020-12352

--------------------------------

This fixes various places where a stack variable is used uninitialized.
Signed-off-by: NLuiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: NMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>
Reviewed-by: NJason Yan <yanaijie@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>