From: Christoph Hellwig hch@lst.de

mainline inclusion from mainline-v6.11-rc1 commit 17f91ac0843b50462a9c9c8f18df962338bd3db2 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/IAUQ97

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i...

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The core md code calls the ->free method which already frees conf.

Fixes: 07f1a6850c5d ("md/raid1: fail run raid1 array when active disk less than one") Signed-off-by: Christoph Hellwig hch@lst.de Signed-off-by: Song Liu song@kernel.org Link: https://lore.kernel.org/r/20240604172607.3185916-3-hch@lst.de Conflicts: drivers/md/raid1.c [The conflicts here are due to inconsistencies in the context.] Signed-off-by: Zheng Qixing zhengqixing@huawei.com --- drivers/md/raid1.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 4584fba5a010..333b611aa152 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -3069,7 +3069,6 @@ static struct r1conf *setup_conf(struct mddev *mddev) return ERR_PTR(err); }

-static void raid1_free(struct mddev *mddev, void *priv); static int raid1_run(struct mddev *mddev) { struct r1conf *conf; @@ -3128,8 +3127,7 @@ static int raid1_run(struct mddev *mddev) */ if (conf->raid_disks - mddev->degraded < 1) { md_unregister_thread(&conf->thread); - ret = -EINVAL; - goto abort; + return -EINVAL; }

if (conf->raid_disks - mddev->degraded == 1) @@ -3162,14 +3160,8 @@ static int raid1_run(struct mddev *mddev) }

ret = md_integrity_register(mddev); - if (ret) { + if (ret) md_unregister_thread(&mddev->thread); - goto abort; - } - return 0; - -abort: - raid1_free(mddev, conf); return ret; }