Re: [PATCH 1/1 linux-next] ath5k: use swap() in ath5k_hw_get_median_noise_floor()

[Fabian Frederick]

> On 10 June 2015 at 21:52 Joe Perches <joe@xxxxxxxxxxx> wrote:
>
>
> On Wed, 2015-06-10 at 18:33 +0200, Fabian Frederick wrote:
> > Use kernel.h macro definition.
> >
> > Thanks to Julia Lawall for Coccinelle scripting support.
> []
> > diff --git a/drivers/net/wireless/ath/ath5k/phy.c
> > b/drivers/net/wireless/ath/ath5k/phy.c
> []
> > @@ -1566,17 +1566,13 @@ static s16
> >Â ath5k_hw_get_median_noise_floor(struct ath5k_hw *ah)
> >Â {
> >Â Â Âs16 sort[ATH5K_NF_CAL_HIST_MAX];
> > -Â Âs16 tmp;
> >Â Â Âint i, j;
> >Â
> >Â Â Âmemcpy(sort, ah->ah_nfcal_hist.nfval, sizeof(sort));
> >Â Â Âfor (i = 0; i < ATH5K_NF_CAL_HIST_MAX - 1; i++) {
> >Â Â Â Â Â Â Âfor (j = 1; j < ATH5K_NF_CAL_HIST_MAX - i; j++) {
> > -Â Â Â Â Â Â Â Â Â Âif (sort[j] > sort[j - 1]) {
> > -Â Â Â Â Â Â Â Â Â Â Â Â Â Âtmp = sort[j];
> > -Â Â Â Â Â Â Â Â Â Â Â Â Â Âsort[j] = sort[j - 1];
> > -Â Â Â Â Â Â Â Â Â Â Â Â Â Âsort[j - 1] = tmp;
> > -Â Â Â Â Â Â Â Â Â Â}
> > +Â Â Â Â Â Â Â Â Â Âif (sort[j] > sort[j - 1])
> > +Â Â Â Â Â Â Â Â Â Â Â Â Â Âswap(sort[j], sort[j]);
>
> swap(a, a) doesn't look useful.
Thanks a lot Joe, I'll fix this one :)

Regards,
Fabian
>
>
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