Re: [PATCH] mm/migrate: Fix NULL movable_ops if CONFIG_ZSMALLOC=m

[David Hildenbrand <david@redhat.com>]

> diff --git a/mm/balloon_compaction.c b/mm/balloon_compaction.c
> index a1d2625b5c391..c391435ce9942 100644
> --- a/mm/balloon_compaction.c
> +++ b/mm/balloon_compaction.c
> @@ -256,8 +256,10 @@ const struct movable_operations balloon_mops = {
>    
>    static int __init balloon_init(void)
>    {
> -	movable_ops[MOVABLE_BALLOON] = &balloon_mops;
> -	return 0;
> +	int rc;
> +
> +	rc = register_movable_ops(&balloon_mops, PGTY_offline);
> +	return rc;

Staring again at this hunk, the temp variable is of course not required 
here.

-- 
Cheers

David / dhildenb