ascend inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I4EUVI
CVE: NA

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The "area" is removed and freed in __vmalloc_area_node when it returned
NULL, we needn't call free_vm_area to remove and free this area again.

Fixes: 59a57a82fb2a ("mm/vmalloc: Hugepage vmalloc mappings")
Signed-off-by: NFang Lijun <fanglijun3@huawei.com>
Reviewed-by: NDing Tianhong <dingtianhong@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>
Reviewed-by: NWeilong Chen <chenweilong@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>