summaryrefslogtreecommitdiff
path: root/drivers/md
diff options
context:
space:
mode:
authorYu Kuai <yukuai3@huawei.com>2023-03-10 15:38:55 +0800
committerSong Liu <song@kernel.org>2023-04-14 00:42:03 -0700
commitf0ddb83da3cbbf8a1f9087a642c448ff52ee9abd (patch)
treea01c3dcbb0062627c6d2281ec8911e804ca3864c /drivers/md
parentc9ac2acde53f5385de185bccf6aaa91cf9ac1541 (diff)
md/raid10: fix memleak of md thread
In raid10_run(), if setup_conf() succeed and raid10_run() failed before setting 'mddev->thread', then in the error path 'conf->thread' is not freed. Fix the problem by setting 'mddev->thread' right after setup_conf(). Fixes: 43a521238aca ("md-cluster: choose correct label when clustered layout is not supported") Signed-off-by: Yu Kuai <yukuai3@huawei.com> Signed-off-by: Song Liu <song@kernel.org> Link: https://lore.kernel.org/r/20230310073855.1337560-7-yukuai1@huaweicloud.com
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/raid10.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index befa4775c78b..375ed73f6c9e 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -4150,6 +4150,9 @@ static int raid10_run(struct mddev *mddev)
if (!conf)
goto out;
+ mddev->thread = conf->thread;
+ conf->thread = NULL;
+
if (mddev_is_clustered(conf->mddev)) {
int fc, fo;
@@ -4162,9 +4165,6 @@ static int raid10_run(struct mddev *mddev)
}
}
- mddev->thread = conf->thread;
- conf->thread = NULL;
-
if (mddev->queue) {
blk_queue_max_write_zeroes_sectors(mddev->queue, 0);
blk_queue_io_min(mddev->queue, mddev->chunk_sectors << 9);