linux-kernel - Re: [PATCH] ath5k: use swap() to make code cleaner

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Message-ID: <f757acf0-63cc-ee03-a865-92fe43833190@kernel.org>
Date:   Tue, 15 Feb 2022 06:39:51 +0100
From:   Jiri Slaby <jirislaby@...nel.org>
To:     davidcomponentone@...il.com
Cc:     mickflemm@...il.com, mcgrof@...nel.org, kvalo@...nel.org,
        davem@...emloft.net, kuba@...nel.org,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, Yang Guang <yang.guang5@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: Re: [PATCH] ath5k: use swap() to make code cleaner

On 15. 02. 22, 1:51, davidcomponentone@...il.com wrote:
> From: Yang Guang <yang.guang5@....com.cn>
> 
> Use the macro 'swap()' defined in 'include/linux/minmax.h' to avoid
> opencoding it.

Why don't you include that file then?

> Reported-by: Zeal Robot <zealci@....com.cn>
> Signed-off-by: Yang Guang <yang.guang5@....com.cn>
> Signed-off-by: David Yang <davidcomponentone@...il.com>
> ---
>   drivers/net/wireless/ath/ath5k/phy.c | 5 +----
>   1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c
> index 00f9e347d414..7fa7ba4952db 100644
> --- a/drivers/net/wireless/ath/ath5k/phy.c
> +++ b/drivers/net/wireless/ath/ath5k/phy.c
> @@ -1562,16 +1562,13 @@ static s16
>   ath5k_hw_get_median_noise_floor(struct ath5k_hw *ah)
>   {
>   	s16 sort[ATH5K_NF_CAL_HIST_MAX];
> -	s16 tmp;
>   	int i, j;
>   
>   	memcpy(sort, ah->ah_nfcal_hist.nfval, sizeof(sort));
>   	for (i = 0; i < ATH5K_NF_CAL_HIST_MAX - 1; i++) {
>   		for (j = 1; j < ATH5K_NF_CAL_HIST_MAX - i; j++) {
>   			if (sort[j] > sort[j - 1]) {
> -				tmp = sort[j];
> -				sort[j] = sort[j - 1];
> -				sort[j - 1] = tmp;
> +				sort(sort[j], sort[j - 1]);
>   			}
>   		}
>   	}


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