linux-kernel - Re: [PATCH] staging: r8188eu: os_dep: Remove defined but not used variables

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Date:   Sat, 14 Aug 2021 18:22:20 +0100
From:   Phillip Potter <phil@...lpotter.co.uk>
To:     "Fabio M. De Francesco" <fmdefrancesco@...il.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Larry Finger <Larry.Finger@...inger.net>,
        Martin Kaiser <martin@...ser.cx>,
        Michael Straube <straube.linux@...il.com>,
        linux-staging@...ts.linux.dev,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] staging: r8188eu: os_dep: Remove defined but not used variables

On Sat, 14 Aug 2021 at 17:08, Fabio M. De Francesco
<fmdefrancesco@...il.com> wrote:
>
> Remove defined but not used const variables. Issues detected by GCC
> running with -Wunused-const-variable option enabled.
>
> Signed-off-by: Fabio M. De Francesco <fmdefrancesco@...il.com>
> ---
>  drivers/staging/r8188eu/os_dep/ioctl_linux.c | 21 --------------------
>  1 file changed, 21 deletions(-)
>
> diff --git a/drivers/staging/r8188eu/os_dep/ioctl_linux.c b/drivers/staging/r8188eu/os_dep/ioctl_linux.c
> index 38ee41f9d2ba..d9fdd83218dc 100644
> --- a/drivers/staging/r8188eu/os_dep/ioctl_linux.c
> +++ b/drivers/staging/r8188eu/os_dep/ioctl_linux.c
> @@ -84,11 +84,6 @@ static u32 rtw_rates[] = {1000000, 2000000, 5500000, 11000000,
>         6000000, 9000000, 12000000, 18000000, 24000000, 36000000,
>         48000000, 54000000};
>
> -static const char * const iw_operation_mode[] = {
> -       "Auto", "Ad-Hoc", "Managed",  "Master", "Repeater",
> -       "Secondary", "Monitor"
> -};
> -
>  void indicate_wx_scan_complete_event(struct adapter *padapter)
>  {
>         union iwreq_data wrqu;
> @@ -6666,19 +6661,3 @@ struct iw_handler_def rtw_handlers_def = {
>         .num_private_args = sizeof(rtw_private_args) / sizeof(struct iw_priv_args),
>         .get_wireless_stats = rtw_get_wireless_stats,
>  };
> -
> -/*  copy from net/wireless/wext.c start */
> -/* ---------------------------------------------------------------- */
> -/*
> - * Calculate size of private arguments
> - */
> -static const char iw_priv_type_size[] = {
> -       0,                            /* IW_PRIV_TYPE_NONE */
> -       1,                            /* IW_PRIV_TYPE_BYTE */
> -       1,                            /* IW_PRIV_TYPE_CHAR */
> -       0,                            /* Not defined */
> -       sizeof(__u32),            /* IW_PRIV_TYPE_INT */
> -       sizeof(struct iw_freq),  /* IW_PRIV_TYPE_FLOAT */
> -       sizeof(struct sockaddr),        /* IW_PRIV_TYPE_ADDR */
> -       0,                            /* Not defined */
> -};
> --
> 2.32.0
>

Thanks Fabio.

Acked-by: Phillip Potter <phil@...lpotter.co.uk>

Regards,
Phil