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ia64: fix an addr to taddr in huge_pte_offset()

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commit 3647ebcfbfca384840231fe13fae665453238a61 upstream.

I know nothing of ia64 htlbpage_to_page(), but guess that the p4d
line should be using taddr rather than addr, like everywhere else.

Link: https://lkml.kernel.org/r/732eae88-3beb-246-2c72-281de786740@google.com
Fixes: c03ab9e32a ("ia64: add support for folded p4d page tables")
Signed-off-by: Hugh Dickins <hughd@google.com
Acked-by: Mike Kravetz <mike.kravetz@oracle.com>
Acked-by: Mike Rapoport (IBM) <rppt@kernel.org>
Cc: Ard Biesheuvel <ardb@kernel.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Hugh Dickins 2023-04-16 22:17:05 -07:00 committed by Greg Kroah-Hartman
parent 7964bacf83
commit 840516585c
1 changed files with 1 additions and 1 deletions
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2
arch/ia64/mm/hugetlbpage.c
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@ -58,7 +58,7 @@ huge_pte_offset (struct mm_struct *mm, unsigned long addr, unsigned long sz)
pgd = pgd_offset(mm, taddr);
if (pgd_present(*pgd)) {
p4d = p4d_offset(pgd, addr);
p4d = p4d_offset(pgd, taddr);
if (p4d_present(*p4d)) {
pud = pud_offset(p4d, taddr);
if (pud_present(*pud)) {