Hello Colin, thank you for the patch!
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> Currently a plain integer is being used to nullify the
> pointer ctx->kdamond. Use NULL instead. Cleans up sparse
> warning:
>
> mm/damon/core.c:317:40: warning: Using plain integer as NULL pointer
>
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
Reviewed-by: SeongJae Park <sj@xxxxxxxxxx>
Thanks,
SJ
> ---
> mm/damon/core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/mm/damon/core.c b/mm/damon/core.c
> index 874558a790a0..c8665c80577a 100644
> --- a/mm/damon/core.c
> +++ b/mm/damon/core.c
> @@ -314,7 +314,7 @@ static int __damon_start(struct damon_ctx *ctx)
> nr_running_ctxs);
> if (IS_ERR(ctx->kdamond)) {
> err = PTR_ERR(ctx->kdamond);
> - ctx->kdamond = 0;
> + ctx->kdamond = NULL;
> }
> }
> mutex_unlock(&ctx->kdamond_lock);
> --
> 2.32.0
