Re: [PATCH 01/21] staging:rtl8192u: Rename AdvCoding - Style

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On Wed, Aug 29, 2018 at 09:35:27PM +0100, John Whitmore wrote:
> Rename the bit field element AdvCoding, as it causes a checkpatch issue
> with CamelCase naming. As the element is not actually used in code it
> has been renamed to 'not_used_adv_coding'.
> 
> The single line of code which initialises the bit has been removed,
> as the  field is unused.
> 
> This is a purely coding style change which should have no impact
> on runtime code execution.
> 
> Signed-off-by: John Whitmore <johnfwhitmore@xxxxxxxxx>
> ---
>  drivers/staging/rtl8192u/ieee80211/rtl819x_HT.h     | 2 +-
>  drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c | 1 -
>  2 files changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_HT.h b/drivers/staging/rtl8192u/ieee80211/rtl819x_HT.h
> index 64d5359cf7e2..66a0274077d3 100644
> --- a/drivers/staging/rtl8192u/ieee80211/rtl819x_HT.h
> +++ b/drivers/staging/rtl8192u/ieee80211/rtl819x_HT.h
> @@ -39,7 +39,7 @@ enum ht_extension_chan_offset {
>  
>  struct ht_capability_ele {
>  	//HT capability info
> -	u8	AdvCoding:1;
> +	u8	not_used_adv_coding:1;
>  	u8	ChlWidth:1;
>  	u8	MimoPwrSave:2;
>  	u8	GreenField:1;
> diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c b/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c
> index 9bf52cebe4cd..d7f73a5831da 100644
> --- a/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c
> +++ b/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c
> @@ -550,7 +550,6 @@ void HTConstructCapabilityElement(struct ieee80211_device *ieee, u8 *posHTCap, u
>  	}
>  
>  	//HT capability info
> -	pCapELE->AdvCoding		= 0; // This feature is not supported now!!
>  	if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev))
>  		pCapELE->ChlWidth = 0;
>  	else

If a structure like this, which is not read/written to hardware
directly, has fields that are not really used at all, just delete them.
That's much easier than having to apply this patch, and a later patch
which deletes the usage.

thanks,

greg k-h
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