From: Matthew Wilcox (Oracle) <wi...@infradead.org>

[ Upstream commit 06517c9a336f4c20f2064611bf4b1e7881a95fe1 ]

The page has just been allocated, so its refcount is 1.  free_unref_page()
is for use on pages which have a zero refcount.  Use __free_page() like
the other implementations of pte_alloc_one().

Link: https://lkml.kernel.org/r/20201125034655.27687-1-wi...@infradead.org
Fixes: 1ae9ae5f7df7 ("sparc: handle pgtable_page_ctor() fail")
Signed-off-by: Matthew Wilcox (Oracle) <wi...@infradead.org>
Reviewed-by: David Hildenbrand <da...@redhat.com>
Reviewed-by: Mike Rapoport <r...@linux.ibm.com>
Acked-by: Vlastimil Babka <vba...@suse.cz>
Cc: David Miller <da...@davemloft.net>
Signed-off-by: Andrew Morton <a...@linux-foundation.org>
Signed-off-by: Linus Torvalds <torva...@linux-foundation.org>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
 arch/sparc/mm/init_64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index e6d91819da921..28b9ffd85db0b 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -2904,7 +2904,7 @@ pgtable_t pte_alloc_one(struct mm_struct *mm)
        if (!page)
                return NULL;
        if (!pgtable_pte_page_ctor(page)) {
-               free_unref_page(page);
+               __free_page(page);
                return NULL;
        }
        return (pte_t *) page_address(page);
-- 
2.27.0



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