Re: [Outreachy kernel] [PATCH] staging: rtl8192u: Remove function

[Greg KH <gregkh@linuxfoundation.org>]

On Sun, Apr 11, 2021 at 08:48:13PM +0200, Fabio M. De Francesco wrote:
> Remove cmpk_handle_query_config_rx() because it just initializes a local
> variable and then returns "void".
> 
> Signed-off-by: Fabio M. De Francesco <fmdefrancesco@gmail.com>
> ---
>  drivers/staging/rtl8192u/r819xU_cmdpkt.c | 40 ------------------------
>  1 file changed, 40 deletions(-)
> 
> diff --git a/drivers/staging/rtl8192u/r819xU_cmdpkt.c b/drivers/staging/rtl8192u/r819xU_cmdpkt.c
> index 4cece40a92f6..d5a54c2d3086 100644
> --- a/drivers/staging/rtl8192u/r819xU_cmdpkt.c
> +++ b/drivers/staging/rtl8192u/r819xU_cmdpkt.c
> @@ -249,46 +249,6 @@ static void cmpk_handle_interrupt_status(struct net_device *dev, u8 *pmsg)
>  	DMESG("<---- cmpk_handle_interrupt_status()\n");
>  }
>  
> -/*-----------------------------------------------------------------------------
> - * Function:    cmpk_handle_query_config_rx()
> - *
> - * Overview:    The function is responsible for extract the message from
> - *		firmware. It will contain dedicated info in
> - *		ws-06-0063-rtl8190-command-packet-specification. Please
> - *		refer to chapter "Beacon State Element".
> - *
> - * Input:       u8    *pmsg	-	Message Pointer of the command packet.
> - *
> - * Output:      NONE
> - *
> - * Return:      NONE
> - *
> - * Revised History:
> - *  When		Who	Remark
> - *  05/12/2008		amy	Create Version 0 porting from windows code.
> - *
> - *---------------------------------------------------------------------------
> - */
> -static void cmpk_handle_query_config_rx(struct net_device *dev, u8 *pmsg)
> -{
> -	struct cmpk_query_cfg	rx_query_cfg;
> -
> -	/* 1. Extract TX feedback info from RFD to temp structure buffer. */
> -	/* It seems that FW use big endian(MIPS) and DRV use little endian in
> -	 * windows OS. So we have to read the content byte by byte or transfer
> -	 * endian type before copy the message copy.
> -	 */
> -	rx_query_cfg.cfg_action		= (pmsg[4] & 0x80) >> 7;
> -	rx_query_cfg.cfg_type		= (pmsg[4] & 0x60) >> 5;
> -	rx_query_cfg.cfg_size		= (pmsg[4] & 0x18) >> 3;
> -	rx_query_cfg.cfg_page		= (pmsg[6] & 0x0F) >> 0;
> -	rx_query_cfg.cfg_offset		= pmsg[7];
> -	rx_query_cfg.value		= (pmsg[8]  << 24) | (pmsg[9]  << 16) |
> -					  (pmsg[10] <<  8) | (pmsg[11] <<  0);
> -	rx_query_cfg.mask		= (pmsg[12] << 24) | (pmsg[13] << 16) |
> -					  (pmsg[14] <<  8) | (pmsg[15] <<  0);
> -}
> -
>  /*-----------------------------------------------------------------------------
>   * Function:	cmpk_count_tx_status()
>   *
> -- 
> 2.31.1
> 
> 

Always test-build your patches as they can not break the build.  You
obviously did not do that here, why not?

thanks,

greg k-h