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| author | Miaohe Lin <linmiaohe@huawei.com> | 2021-07-01 03:50:36 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-07-01 05:47:28 +0200 |
| commit | dac0d1cfda56472378d330b1b76b9973557a7b1d (patch) | |
| tree | a617a57f322f388ad2f88cec22f2e700bb64ee3b /mm/z3fold.c | |
| parent | mm/z3fold: remove unused function handle_to_z3fold_header() (diff) | |
| download | linux-dac0d1cfda56472378d330b1b76b9973557a7b1d.tar.xz linux-dac0d1cfda56472378d330b1b76b9973557a7b1d.zip | |
mm/z3fold: fix potential memory leak in z3fold_destroy_pool()
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>
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 9a42172a1bcd..f34130ff093d 100644 --- a/mm/z3fold.c +++ b/mm/z3fold.c @@ -1046,6 +1046,7 @@ 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); } |