Messages in this thread Patch in this message |  | | From | Tong Tiangen <> | Subject | [PATCH -next] memory tier: release the new_memtier in find_create_memory_tier() | Date | Sun, 29 Jan 2023 04:06:51 +0000 |
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In find_create_memory_tier(), if failed to register device, then we should release new_memtier from the tier list and put device instead of memtier.
Fixes: 9832fb87834e ("mm/demotion: expose memory tier details via sysfs") Signed-off-by: Tong Tiangen <tongtiangen@huawei.com> --- mm/memory-tiers.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/memory-tiers.c b/mm/memory-tiers.c index c734658c6242..e593e56e530b 100644 --- a/mm/memory-tiers.c +++ b/mm/memory-tiers.c @@ -211,8 +211,8 @@ static struct memory_tier *find_create_memory_tier(struct memory_dev_type *memty ret = device_register(&new_memtier->dev); if (ret) { - list_del(&memtier->list); - put_device(&memtier->dev); + list_del(&new_memtier->list); + put_device(&new_memtier->dev); return ERR_PTR(ret); } memtier = new_memtier; -- 2.25.1
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