Re: [PATCH] coccinelle: adjust the confidence of fen.cocci

From: Julia Lawall
Date: Sun Dec 26 2021 - 05:46:10 EST




On Tue, 14 Dec 2021, Qing Wang wrote:

> From: Wang Qing <wangqing@xxxxxxxx>
>
> We scan by coccinelle according to the confidence value, then check for
> potential problems. But the accuracy of this cocci is very low,
> the scan results are all wrong.
>
> So, lower its confidence to low.

I have made a patch to delete this.

julia

>
> Signed-off-by: Wang Qing <wangqing@xxxxxxxx>
> ---
> scripts/coccinelle/iterators/fen.cocci | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/coccinelle/iterators/fen.cocci b/scripts/coccinelle/iterators/fen.cocci
> index b69f966..7b71207
> --- a/scripts/coccinelle/iterators/fen.cocci
> +++ b/scripts/coccinelle/iterators/fen.cocci
> @@ -2,7 +2,7 @@
> /// These iterators only exit normally when the loop cursor is NULL, so there
> /// is no point to call of_node_put on the final value.
> ///
> -// Confidence: High
> +// Confidence: Low
> // Copyright: (C) 2010-2012 Nicolas Palix.
> // Copyright: (C) 2010-2012 Julia Lawall, INRIA/LIP6.
> // Copyright: (C) 2010-2012 Gilles Muller, INRIA/LiP6.
> --
> 2.7.4
>
>