linux-kernel - Re: [Outreachy kernel] [PATCH] :staging: rtl8723bs: Remove useless led_blink

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Date:   Tue, 13 Apr 2021 18:04:16 +0200 (CEST)
From:   Julia Lawall <julia.lawall@...ia.fr>
To:     "Fabio M. De Francesco" <fmdefrancesco@...il.com>
cc:     outreachy-kernel@...glegroups.com,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [Outreachy kernel] [PATCH] :staging: rtl8723bs: Remove useless
 led_blink_hdl()



On Tue, 13 Apr 2021, Fabio M. De Francesco wrote:

> Removed the led_blink_hdl() function (declaration, definition, and
> caller code) because it's useless. It only seems to check whether or not a
> given pointer is NULL. There are other (simpler) means for that purpose.
>
> Signed-off-by: Fabio M. De Francesco <fmdefrancesco@...il.com>
> ---
>  drivers/staging/rtl8723bs/core/rtw_cmd.c         | 1 -
>  drivers/staging/rtl8723bs/core/rtw_mlme_ext.c    | 9 ---------
>  drivers/staging/rtl8723bs/include/rtw_mlme_ext.h | 1 -
>  3 files changed, 11 deletions(-)
>
> diff --git a/drivers/staging/rtl8723bs/core/rtw_cmd.c b/drivers/staging/rtl8723bs/core/rtw_cmd.c
> index 0297fbad7bce..4c44dfd21514 100644
> --- a/drivers/staging/rtl8723bs/core/rtw_cmd.c
> +++ b/drivers/staging/rtl8723bs/core/rtw_cmd.c
> @@ -150,7 +150,6 @@ static struct cmd_hdl wlancmds[] = {
>
>  	GEN_MLME_EXT_HANDLER(0, h2c_msg_hdl) /*58*/
>  	GEN_MLME_EXT_HANDLER(sizeof(struct SetChannelPlan_param), set_chplan_hdl) /*59*/
> -	GEN_MLME_EXT_HANDLER(sizeof(struct LedBlink_param), led_blink_hdl) /*60*/

This is worrisome.  Doyou fully understand the impact of this?  If not,
the change is probably not a good idea.

julia

>
>  	GEN_MLME_EXT_HANDLER(sizeof(struct SetChannelSwitch_param), set_csa_hdl) /*61*/
>  	GEN_MLME_EXT_HANDLER(sizeof(struct TDLSoption_param), tdls_hdl) /*62*/
> diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
> index 440e22922106..6f2a0584f977 100644
> --- a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
> +++ b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
> @@ -6189,15 +6189,6 @@ u8 set_chplan_hdl(struct adapter *padapter, unsigned char *pbuf)
>  	return	H2C_SUCCESS;
>  }
>
> -u8 led_blink_hdl(struct adapter *padapter, unsigned char *pbuf)
> -{
> -
> -	if (!pbuf)
> -		return H2C_PARAMETERS_ERROR;
> -
> -	return	H2C_SUCCESS;
> -}
> -
>  u8 set_csa_hdl(struct adapter *padapter, unsigned char *pbuf)
>  {
>  	return	H2C_REJECTED;
> diff --git a/drivers/staging/rtl8723bs/include/rtw_mlme_ext.h b/drivers/staging/rtl8723bs/include/rtw_mlme_ext.h
> index 5e6cf63956b8..472818c5fd83 100644
> --- a/drivers/staging/rtl8723bs/include/rtw_mlme_ext.h
> +++ b/drivers/staging/rtl8723bs/include/rtw_mlme_ext.h
> @@ -745,7 +745,6 @@ u8 chk_bmc_sleepq_hdl(struct adapter *padapter, unsigned char *pbuf);
>  u8 tx_beacon_hdl(struct adapter *padapter, unsigned char *pbuf);
>  u8 set_ch_hdl(struct adapter *padapter, u8 *pbuf);
>  u8 set_chplan_hdl(struct adapter *padapter, unsigned char *pbuf);
> -u8 led_blink_hdl(struct adapter *padapter, unsigned char *pbuf);
>  u8 set_csa_hdl(struct adapter *padapter, unsigned char *pbuf);	/* Kurt: Handling DFS channel switch announcement ie. */
>  u8 tdls_hdl(struct adapter *padapter, unsigned char *pbuf);
>  u8 run_in_thread_hdl(struct adapter *padapter, u8 *pbuf);
> --
> 2.31.1
>
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>