The local variable l holds the address of unbuddied[i] which won't change
after we take the pool lock. Remove it to avoid confusion.
Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Reviewed-by: Vitaly Wool <vitaly.wool@xxxxxxxxxxxx>
---
mm/z3fold.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/mm/z3fold.c b/mm/z3fold.c
index 2f848ea45b4d..adc0b3fa4906 100644
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -876,7 +876,6 @@ static inline struct z3fold_header *__z3fold_alloc(struct z3fold_pool *pool,
/* Re-check under lock. */
spin_lock(&pool->lock);
- l = &unbuddied[i];
if (unlikely(zhdr != list_first_entry(READ_ONCE(l),
struct z3fold_header, buddy)) ||
!z3fold_page_trylock(zhdr)) {
--
2.23.0
