Re: [PATCH] staging: speakup: selection: replace _manual_ swap with swap macro

From: Samuel Thibault
Date: Fri Nov 10 2017 - 21:13:29 EST


Gustavo A. R. Silva, on ven. 10 nov. 2017 16:13:03 -0600, wrote:
> Make use of the swap macro instead of _manually_ swapping values
> and remove unnecessary variable tmp.
>
> This makes the code easier to read and maintain.
>
> This code was detected with the help of Coccinelle.
>
> Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>

Acked-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx>

> ---
> drivers/staging/speakup/selection.c | 9 ++-------
> 1 file changed, 2 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/staging/speakup/selection.c b/drivers/staging/speakup/selection.c
> index 66061b5..0ed1fef 100644
> --- a/drivers/staging/speakup/selection.c
> +++ b/drivers/staging/speakup/selection.c
> @@ -64,13 +64,8 @@ int speakup_set_selection(struct tty_struct *tty)
> ps = spk_ys * vc->vc_size_row + (spk_xs << 1);
> pe = spk_ye * vc->vc_size_row + (spk_xe << 1);
>
> - if (ps > pe) {
> - /* make sel_start <= sel_end */
> - int tmp = ps;
> -
> - ps = pe;
> - pe = tmp;
> - }
> + if (ps > pe) /* make sel_start <= sel_end */
> + swap(ps, pe);
>
> if (spk_sel_cons != vc_cons[fg_console].d) {
> speakup_clear_selection();
> --
> 2.7.4
>

--
Samuel
<b> il faut combien de chevaux pour tirer une dolorÃan à 88 morph ?
***b vient de remarque que 88 mph c'est 142 km/h
<y> aaaaah
<y> c'est pour Ãa qu'ils limitent à 130 km/h sur les autoroutes
<y> c'est pour Ãviter que les gens voyagent dans le temps
<b> probablement