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eap_proxy: On SIM error flush PMKSAs only for SIM/AKA/AKA' networks 

Previously, SIM state change with SIM_STATE_ERROR cleared all PMKSA
entries (including non-SIM networks). Limit this to networks which use
SIM-based authentication methods to avoid unnecessarily removal of PMKSA
entries.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Purushottam Kushwaha 2016-12-29 12:21:33 +05:30 committed by Jouni Malinen
parent 6c7a7c7996
commit c167662d73
1 changed files with 29 additions and 1 deletions
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30
wpa_supplicant/wpas_glue.c
View File

@ -10,6 +10,7 @@
#include "common.h"
#include "eapol_supp/eapol_supp_sm.h"
#include "eap_peer/eap.h"
#include "rsn_supp/wpa.h"
#include "eloop.h"
#include "config.h"
@ -911,6 +912,33 @@ static void wpa_supplicant_eap_proxy_cb(void *ctx)
}
static void wpa_sm_sim_state_error_handler(struct wpa_supplicant *wpa_s)
{
int i;
struct wpa_ssid *ssid;
const struct eap_method_type *eap_methods;
if (!wpa_s->conf)
return;
for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
eap_methods = ssid->eap.eap_methods;
if (!eap_methods)
continue;
for (i = 0; eap_methods[i].method != EAP_TYPE_NONE; i++) {
if (eap_methods[i].vendor == EAP_VENDOR_IETF &&
(eap_methods[i].method == EAP_TYPE_SIM ||
eap_methods[i].method == EAP_TYPE_AKA ||
eap_methods[i].method == EAP_TYPE_AKA_PRIME)) {
wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
break;
}
}
}
}
static void
wpa_supplicant_eap_proxy_notify_sim_status(void *ctx,
enum eap_proxy_sim_state sim_state)
@ -920,7 +948,7 @@ wpa_supplicant_eap_proxy_notify_sim_status(void *ctx,
wpa_printf(MSG_DEBUG, "eap_proxy: SIM card status %u", sim_state);
switch (sim_state) {
case SIM_STATE_ERROR:
wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
wpa_sm_sim_state_error_handler(wpa_s);
break;
default:
wpa_printf(MSG_DEBUG, "eap_proxy: SIM card status unknown");