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From: Johannes Berg <johannes@sipsolutions.net>
To: Michael Braun <michael-dev@fami-braun.de>
Cc: linux-wireless@vger.kernel.org, projekt-wlan@fem.tu-ilmenau.de
Subject: Re: [RFC] mac80211: fix A-MSDU outer SA/DA
Date: Mon, 10 Oct 2016 12:13:06 +0200	[thread overview]
Message-ID: <1476094386.7895.7.camel@sipsolutions.net> (raw)
In-Reply-To: <1475874542-9014-1-git-send-email-michael-dev@fami-braun.de>


>  
> +	/* according to IEEE 802.11-2012 8.3.2 table 8-19, the outer
> SA/DA
> +	 * fields needs to be changed to BSSID for A-MSDU frames
> depending
> +	 * on FromDS/ToDS values.
> +	 */
> +	hdr = data;
> +	if (bssid && (hdr->frame_control &
> cpu_to_le16(IEEE80211_FCTL_FROMDS)))
> +		memcpy(amsdu_hdr.h_source, bssid, ETH_ALEN);
> +	if (bssid && (hdr->frame_control &
> cpu_to_le16(IEEE80211_FCTL_TODS)))
> +		memcpy(amsdu_hdr.h_dest, bssid, ETH_ALEN);
> 

You should probably use ieee80211_has_tods() and ieee80211_has_fromds()

johannes

      reply	other threads:[~2016-10-10 10:13 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-07 21:09 [RFC] mac80211: fix A-MSDU outer SA/DA Michael Braun
2016-10-10 10:13 ` Johannes Berg [this message]

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