There should be p4dp used when p4d page is allocated.
This is not a functional issue, but for the logical correctness this
should be fixed.
Fixes: e9f6376858b9 ("arm64: add support for folded p4d page tables")
Signed-off-by: Pavel Tatashin <pasha.tatashin@xxxxxxxxxx>
---
arch/arm64/kernel/hibernate.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/kernel/hibernate.c b/arch/arm64/kernel/hibernate.c
index 9c9f47e9f7f4..0a54d81c90f9 100644
--- a/arch/arm64/kernel/hibernate.c
+++ b/arch/arm64/kernel/hibernate.c
@@ -190,10 +190,10 @@ static int trans_pgd_map_page(pgd_t *trans_pgd, void *page,
pgdp = pgd_offset_pgd(trans_pgd, dst_addr);
if (pgd_none(READ_ONCE(*pgdp))) {
- pudp = (void *)get_safe_page(GFP_ATOMIC);
- if (!pudp)
+ p4dp = (void *)get_safe_page(GFP_ATOMIC);
+ if (!pgdp)
return -ENOMEM;
- pgd_populate(&init_mm, pgdp, pudp);
+ pgd_populate(&init_mm, pgdp, p4dp);
}
p4dp = p4d_offset(pgdp, dst_addr);
--
2.25.1
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