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MFP: Require MFP is it is enabled and AP scan shows support for it

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When using ap_scan=1, we know before the association request that MFP
will be supported, so we can as well require it. This helps mac80211 in
configuring whether to enable MFP.
This commit is contained in:
Jouni Malinen 2008-12-31 17:53:31 +02:00 committed by Jouni Malinen
parent c3469d1534
commit 97d3497e29
1 changed files with 12 additions and 0 deletions
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12
wpa_supplicant/wpa_supplicant.c
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@ -1122,6 +1122,18 @@ void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
params.mgmt_frame_protection = MGMT_FRAME_PROTECTION_REQUIRED;
break;
}
if (ssid->ieee80211w != NO_IEEE80211W && bss) {
const u8 *rsn = wpa_scan_get_ie(bss, WLAN_EID_RSN);
struct wpa_ie_data ie;
if (rsn && wpa_parse_wpa_ie(rsn, 2 + rsn[1], &ie) == 0 &&
ie.capabilities &
(WPA_CAPABILITY_MFPC | WPA_CAPABILITY_MFPR)) {
wpa_printf(MSG_DEBUG, "WPA: Selected AP supports MFP: "
"require MFP");
params.mgmt_frame_protection =
MGMT_FRAME_PROTECTION_REQUIRED;
}
}
#endif /* CONFIG_IEEE80211W */
if (wpa_s->use_client_mlme)