mm/hugetlb: fix missing hugetlb_lock for resv uncharge
JIRA: https://issues.redhat.com/browse/RHEL-37467
CVE: CVE-2024-36000
Signed-off-by: Rafael Aquini aquini@redhat.com
JIRA: https://issues.redhat.com/browse/RHEL-37467
CVE: CVE-2024-36000
Signed-off-by: Rafael Aquini aquini@redhat.com