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Commit 4375d083 authored Jan 08, 2009 by Jouni Malinen Committed by John W. Linville Jan 29, 2009

mac80211: 802.11w - Add driver capability flag for MFP



This allows user space to determine whether a driver supports MFP and
behave properly without having to ask user to configure this in
MFP-optional mode.

Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

parent 1f7d77ab

include/net/mac80211.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -865,6 +865,9 @@ enum ieee80211_tkip_key_type {
		*
		* @IEEE80211_HW_SUPPORTS_DYNAMIC_PS:
		* Hardware has support for dynamic PS.
		*
		* @IEEE80211_HW_MFP_CAPABLE:
		* Hardware supports management frame protection (MFP, IEEE 802.11w).
		*/
		enum ieee80211_hw_flags {
		IEEE80211_HW_RX_INCLUDES_FCS = 1<<1,
		@@ -880,6 +883,7 @@ enum ieee80211_hw_flags {
		IEEE80211_HW_SUPPORTS_PS = 1<<11,
		IEEE80211_HW_PS_NULLFUNC_STACK = 1<<12,
		IEEE80211_HW_SUPPORTS_DYNAMIC_PS = 1<<13,
		IEEE80211_HW_MFP_CAPABLE = 1<<14,
		};

		/**

net/mac80211/wext.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -976,6 +976,10 @@ static int ieee80211_ioctl_siwauth(struct net_device *dev,
		ret = -EOPNOTSUPP;
		break;
		case IW_AUTH_MFP:
		if (!(sdata->local->hw.flags & IEEE80211_HW_MFP_CAPABLE)) {
		ret = -EOPNOTSUPP;
		break;
		}
		if (sdata->vif.type == NL80211_IFTYPE_STATION \|\|
		sdata->vif.type == NL80211_IFTYPE_ADHOC)
		sdata->u.sta.mfp = data->value;