!4804 CVE-2023-52451 backport to 4.19 v2

Merge Pull Request from: @ci-robot 
 
PR sync from: Lin Yujun <linyujun809@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/WKYXKG4TL7KBNZEIZG2BUA3OUA64N4DM/ 
*** BLURB HERE ***

Laurent Dufour (1):
  powerpc/pseries/memhotplug: Quieten some DLPAR operations

Nathan Lynch (1):
  powerpc/pseries/memhp: Fix access beyond end of drmem array


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2.34.1
 
https://gitee.com/src-openeuler/kernel/issues/I932VC 
 
Link:https://gitee.com/openeuler/kernel/pulls/4804

 

Reviewed-by: Zhang Changzhong <zhangchangzhong@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>