On 31.05.22 14:26, Miaohe Lin wrote:
> We forget to call untrack_pfn() to pair with track_pfn_remap() when range
> is not allowed to hotplug. Fix it by jump err_kasan.
>
> Fixes: bca3feaa0764 ("mm/memory_hotplug: prevalidate the address range being added with platform")
> Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
> ---
> mm/memremap.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/mm/memremap.c b/mm/memremap.c
> index 2b92e97cb25b..b870a659eee6 100644
> --- a/mm/memremap.c
> +++ b/mm/memremap.c
> @@ -214,7 +214,7 @@ static int pagemap_range(struct dev_pagemap *pgmap, struct mhp_params *params,
>
> if (!mhp_range_allowed(range->start, range_len(range), !is_private)) {
> error = -EINVAL;
> - goto err_pfn_remap;
> + goto err_kasan;
> }
>
> mem_hotplug_begin();
Thanks!
Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
--
Thanks,
David / dhildenb
