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| author |   Anastasia Belova <abelova@astralinux.ru> | 2024-06-06 11:06:59 +0300 |
|---|---|---|
| committer |   Andrew Morton <akpm@linux-foundation.org> | 2024-07-03 19:30:09 -0700 |
| commit | 5958d35917e1296f46dfc8b8c959732efd6d8d5d (patch) | |
| tree | 7f400b60c0d7e4464eb1d19fdbd1bd2efb304ca4 /mm/page_ext.c | |
| parent | mm/mlock: implement folio_mlock_step() using folio_pte_batch() (diff) | |
| download | wireguard-linux-5958d35917e1296f46dfc8b8c959732efd6d8d5d.tar.xz wireguard-linux-5958d35917e1296f46dfc8b8c959732efd6d8d5d.zip | |
mm/memory_hotplug: prevent accessing by index=-1
nid may be equal to NUMA_NO_NODE=-1. Prevent accessing node_data array by
invalid index with check for nid.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Link: https://lkml.kernel.org/r/20240606080659.18525-1-abelova@astralinux.ru
Fixes: e83a437faa62 ("mm/memory_hotplug: introduce "auto-movable" online policy")
Signed-off-by: Anastasia Belova <abelova@astralinux.ru>
Acked-by: David Hildenbrand <david@redhat.com>
Acked-by: Oscar Salvador <osalvador@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/page_ext.c')
0 files changed, 0 insertions, 0 deletions