linux-kernel - Re: [PATCH] staging: r8188eu: use ether_addr

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Date:   Mon, 31 Oct 2022 23:00:55 +0100
From:   Philipp Hortmann <philipp.g.hortmann@...il.com>
To:     Martin Kaiser <martin@...ser.cx>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Larry Finger <Larry.Finger@...inger.net>,
        Phillip Potter <phil@...lpotter.co.uk>,
        Michael Straube <straube.linux@...il.com>,
        Pavel Skripkin <paskripkin@...il.com>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Joe Perches <joe@...ches.com>
Subject: Re: [PATCH] staging: r8188eu: use ether_addr_equal in OnAction

On 10/31/22 21:51, Martin Kaiser wrote:
> Use ether_addr_equal to compare two mac addresses in OnAction.
> 
> Both struct ieee80211_mgmt and struct eeprom_priv's mac_addr component
> are 2-byte aligned.
> 
> Suggested-by: Joe Perches <joe@...ches.com>
> Signed-off-by: Martin Kaiser <martin@...ser.cx>
> ---
>   drivers/staging/r8188eu/core/rtw_mlme_ext.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/r8188eu/core/rtw_mlme_ext.c b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
> index e985fc5fc575..6679d4037d6b 100644
> --- a/drivers/staging/r8188eu/core/rtw_mlme_ext.c
> +++ b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
> @@ -3823,7 +3823,7 @@ static void OnAction(struct adapter *padapter, struct recv_frame *precv_frame)
>   {
>   	struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)precv_frame->rx_data;
>   
> -	if (memcmp(myid(&padapter->eeprompriv), mgmt->da, ETH_ALEN))
> +	if (!ether_addr_equal(myid(&padapter->eeprompriv), mgmt->da))
>   		return;
>   
>   	switch (mgmt->u.action.category) {

Tested-by: Philipp Hortmann <philipp.g.hortmann@...il.com> # Edimax N150