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authorMiaohe Lin <linmiaohe@huawei.com>2022-04-29 09:16:05 +0300
committerakpm <akpm@linux-foundation.org>2022-04-29 09:16:05 +0300
commita3148b5fea52d86b8d1c2445b09ca1033f29fdf0 (patch)
treedc082738aaee77f15a8083c2b156baf0aac01be6 /mm/z3fold.c
parent8ea2f86cea6ea9fad665c96431ce634e3284b7d0 (diff)
downloadlinux-a3148b5fea52d86b8d1c2445b09ca1033f29fdf0.tar.xz
mm/z3fold: remove confusing local variable l reassignment
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. Link: https://lkml.kernel.org/r/20220308134311.59086-6-linmiaohe@huawei.com Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Reviewed-by: Vitaly Wool <vitaly.wool@konsulko.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/z3fold.c')
-rw-r--r--mm/z3fold.c1
1 files changed, 0 insertions, 1 deletions
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 @@ lookup:
/* 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)) {