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FT: Do not add bogus PMKID in msg 1/4 for FT protocol PTK rekeying

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Do not try to derive a PMKID for EAPOL-key msg 1/4 when going through
4-way handshake to rekey PTK during an association that was started
through FT protocol.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
This commit is contained in:
Jouni Malinen 2019-04-18 18:17:07 +03:00 committed by Jouni Malinen
parent 8a576f5ea5
commit fb1dee221b
1 changed files with 8 additions and 0 deletions
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8
src/ap/wpa_auth.c
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@ -2161,6 +2161,14 @@ SM_STATE(WPA_PTK, PTKSTART)
pmkid = NULL;
}
#endif /* CONFIG_FILS */
#ifdef CONFIG_IEEE80211R_AP
} else if (wpa_key_mgmt_ft(sm->wpa_key_mgmt) &&
sm->ft_completed) {
wpa_printf(MSG_DEBUG,
"FT: No PMKID in message 1/4 when using FT protocol");
pmkid = NULL;
pmkid_len = 0;
#endif /* CONFIG_IEEE80211R_AP */
#ifdef CONFIG_SAE
} else if (wpa_key_mgmt_sae(sm->wpa_key_mgmt)) {
if (sm->pmkid_set) {