linux-kernel - Re: [PATCH v2 6/8] staging: r8188eu: simplify if-else statement

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Message-ID: <YkVBvF0trrcUFRUo@kroah.com>
Date:   Thu, 31 Mar 2022 07:53:00 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Michael Straube <straube.linux@...il.com>
Cc:     Larry.Finger@...inger.net, phil@...lpotter.co.uk,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 6/8] staging: r8188eu: simplify if-else statement

On Tue, Mar 29, 2022 at 10:21:39PM +0200, Michael Straube wrote:
> Simplify a nested if-else statement to a single if-else statement in
> rtw_set_threshold(). This improves readability and allows us to
> remove the local variable threshold.
> 
> Signed-off-by: Michael Straube <straube.linux@...il.com>
> ---
> v2: Better readable simplification.
> 
>  drivers/staging/r8188eu/core/rtw_mlme.c | 14 ++++----------
>  1 file changed, 4 insertions(+), 10 deletions(-)
> 
> diff --git a/drivers/staging/r8188eu/core/rtw_mlme.c b/drivers/staging/r8188eu/core/rtw_mlme.c
> index 086d64542082..1d52cfac1999 100644
> --- a/drivers/staging/r8188eu/core/rtw_mlme.c
> +++ b/drivers/staging/r8188eu/core/rtw_mlme.c
> @@ -1789,20 +1789,14 @@ void rtw_update_registrypriv_dev_network(struct adapter *adapter)
>  
>  static void rtw_set_threshold(struct adapter *adapter)
>  {
> -	u8 threshold;
>  	struct mlme_priv *mlmepriv = &adapter->mlmepriv;
>  	struct ht_priv *htpriv = &mlmepriv->htpriv;
>  
> -	/*  TH = 1 => means that invalidate usb rx aggregation */
> -	/*  TH = 0 => means that validate usb rx aggregation, use init value. */
> -	if (htpriv->ht_option) {
> -		if (adapter->registrypriv.wifi_spec == 1)
> -			threshold = 1;
> -		else
> -			threshold = USB_RXAGG_PAGE_COUNT;
> -
> -		rtw_write8(adapter, REG_RXDMA_AGG_PG_TH, threshold);
> +	if (htpriv->ht_option && adapter->registrypriv.wifi_spec != 1) {
> +		/* validate usb rx aggregation, use init value. */
> +		rtw_write8(adapter, REG_RXDMA_AGG_PG_TH, USB_RXAGG_PAGE_COUNT);
>  	} else {
> +		/* invalidate usb rx aggregation */
>  		rtw_write8(adapter, REG_RXDMA_AGG_PG_TH, 1);
>  	}
>  }
> -- 
> 2.35.1

Oh nevermind, you already cleaned it up, sorry for the noise :)

greg k-h