Re: [PATCH v2] staging: rtl8723bs: remove meaningless pstat->passoc_req check in OnAssocReq()

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Hi,

On 9/29/21 1:06 PM, Longji Guo wrote:
> kfree(NULL) is safe and the check 'if (pstat->passoc_req)' before kfree
> is not necessary.
> 
> Signed-off-by: Longji Guo <guolongji@xxxxxxxxxxxxx>
> ---
> Changes in v2:
> - Drop unnecessary "pstat->passoc_req = NULL;"

Thanks, patch looks good to me:

Reviewed-by: Hans de Goede <hdegoede@xxxxxxxxxx>

Regards,

Hans


> ---
>  drivers/staging/rtl8723bs/core/rtw_mlme_ext.c | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
> index 375d2a742dd2..51390a30fa55 100644
> --- a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
> +++ b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
> @@ -1344,12 +1344,8 @@ unsigned int OnAssocReq(struct adapter *padapter, union recv_frame *precv_frame)
>  			issue_asocrsp(padapter, status, pstat, WIFI_REASSOCRSP);
>  
>  		spin_lock_bh(&pstat->lock);
> -		if (pstat->passoc_req) {
> -			kfree(pstat->passoc_req);
> -			pstat->passoc_req = NULL;
> -			pstat->assoc_req_len = 0;
> -		}
> -
> +		kfree(pstat->passoc_req);
> +		pstat->assoc_req_len = 0;
>  		pstat->passoc_req =  rtw_zmalloc(pkt_len);
>  		if (pstat->passoc_req) {
>  			memcpy(pstat->passoc_req, pframe, pkt_len);
> 





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