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| author | Miaohe Lin <linmiaohe@huawei.com> | 2021-07-01 04:50:36 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-07-14 17:53:47 +0300 |
| commit | 49496327c2907eed640684f7058ca8411b67a118 (patch) | |
| tree | 29329d015f2d75bf8183260adacb46142ef0b2ea /mm/z3fold.c | |
| parent | 4b515fa9489434e287e5684bd0bee0b22c2d0fd2 (diff) | |
| download | linux-49496327c2907eed640684f7058ca8411b67a118.tar.xz | |
mm/z3fold: fix potential memory leak in z3fold_destroy_pool()
[ Upstream commit dac0d1cfda56472378d330b1b76b9973557a7b1d ]
There is a memory leak in z3fold_destroy_pool() as it forgets to
free_percpu pool->unbuddied. Call free_percpu for pool->unbuddied to fix
this issue.
Link: https://lkml.kernel.org/r/20210619093151.1492174-6-linmiaohe@huawei.com
Fixes: d30561c56f41 ("z3fold: use per-cpu unbuddied lists")
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Vitaly Wool <vitaly.wool@konsulko.com>
Cc: Hillf Danton <hdanton@sina.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'mm/z3fold.c')
| -rw-r--r-- | mm/z3fold.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/z3fold.c b/mm/z3fold.c index 6d3d3f698ebb..e97143713021 100644 --- a/mm/z3fold.c +++ b/mm/z3fold.c @@ -839,6 +839,7 @@ static void z3fold_destroy_pool(struct z3fold_pool *pool) destroy_workqueue(pool->compact_wq); destroy_workqueue(pool->release_wq); z3fold_unregister_migration(pool); + free_percpu(pool->unbuddied); kfree(pool); } |