Re: [PATCH -next] staging: rtl8723bs: os_dep: remove unused variable 'ret'

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On Wed, Mar 31, 2021 at 05:42:47PM +0800, Yang Yingliang wrote:
> GCC reports the following warning with W=1:
> 
> drivers/staging/rtl8723bs/os_dep/recv_linux.c:101:6: warning:
>  variable ‘ret’ set but not used [-Wunused-but-set-variable]
>   101 |  int ret;
>       |      ^~~
> 
> This variable is not used in function , this commit
> remove it to fix the warning.
> 
> Fixes: de69e2b3f105 ("staging: rtl8723bs: remove DBG_COUNTER calls from os_dep/recv_linux.c")
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Signed-off-by: Yang Yingliang <yangyingliang@xxxxxxxxxx>
> ---
>  drivers/staging/rtl8723bs/os_dep/recv_linux.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/rtl8723bs/os_dep/recv_linux.c b/drivers/staging/rtl8723bs/os_dep/recv_linux.c
> index fbdbcd04d44a..f6a9482be8e3 100644
> --- a/drivers/staging/rtl8723bs/os_dep/recv_linux.c
> +++ b/drivers/staging/rtl8723bs/os_dep/recv_linux.c
> @@ -98,7 +98,6 @@ struct sk_buff *rtw_os_alloc_msdu_pkt(union recv_frame *prframe, u16 nSubframe_L
>  void rtw_os_recv_indicate_pkt(struct adapter *padapter, struct sk_buff *pkt, struct rx_pkt_attrib *pattrib)
>  {
>  	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
> -	int ret;
>  
>  	/* Indicate the packets to upper layer */
>  	if (pkt) {
> @@ -140,7 +139,7 @@ void rtw_os_recv_indicate_pkt(struct adapter *padapter, struct sk_buff *pkt, str
>  
>  		pkt->ip_summed = CHECKSUM_NONE;
>  
> -		ret = rtw_netif_rx(padapter->pnetdev, pkt);
> +		rtw_netif_rx(padapter->pnetdev, pkt);

Why not handle the result of this call properly?





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