From 42b805af102471f53e3c7867b8c2b502ea4eef7e Mon Sep 17 00:00:00 2001 From: Xiao Ni <xni@redhat.com> Date: Thu, 12 May 2022 17:21:09 +0800 Subject: [PATCH] md: fix double free of io_acct_set bioset Now io_acct_set is alloc and free in personality. Remove the codes that free io_acct_set in md_free and md_stop. Fixes: 0c031fd37f69 (md: Move alloc/free acct bioset in to personality) Signed-off-by: Xiao Ni <xni@redhat.com> Signed-off-by: Song Liu <song@kernel.org> --- drivers/md/md.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/md/md.c b/drivers/md/md.c index 2303fbd1dcad8..8273ac5eef06a 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -5585,8 +5585,6 @@ static void md_free(struct kobject *ko) bioset_exit(&mddev->bio_set); bioset_exit(&mddev->sync_set); - if (mddev->level != 1 && mddev->level != 10) - bioset_exit(&mddev->io_acct_set); kfree(mddev); } @@ -6271,8 +6269,6 @@ void md_stop(struct mddev *mddev) __md_stop(mddev); bioset_exit(&mddev->bio_set); bioset_exit(&mddev->sync_set); - if (mddev->level != 1 && mddev->level != 10) - bioset_exit(&mddev->io_acct_set); } EXPORT_SYMBOL_GPL(md_stop); -- 2.30.2