rsn_supp: Use monotonic time for PMKSA cache expiry

Since this is just for relative timeouts, it should use
monotonic time.

Signed-hostap: Johannes Berg <johannes.berg@intel.com>

diff --git a/src/rsn_supp/pmksa_cache.c b/src/rsn_supp/pmksa_cache.c
index 33fa1a29ace8fd5bcb94f294634c98ca30d39e20..09608153f1fb57db385a45a1216a379017b3d895 100644 (file)
--- a/src/rsn_supp/pmksa_cache.c
+++ b/src/rsn_supp/pmksa_cache.c
@@ -53,9 +53,9 @@ static void pmksa_cache_free_entry(struct rsn_pmksa_cache *pmksa,
 static void pmksa_cache_expire(void *eloop_ctx, void *timeout_ctx)
 {
        struct rsn_pmksa_cache *pmksa = eloop_ctx;
-       struct os_time now;
+       struct os_reltime now;
 
-       os_get_time(&now);
+       os_get_reltime(&now);
        while (pmksa->pmksa && pmksa->pmksa->expiration <= now.sec) {
                struct rsn_pmksa_cache_entry *entry = pmksa->pmksa;
                pmksa->pmksa = entry->next;
@@ -80,13 +80,13 @@ static void pmksa_cache_set_expiration(struct rsn_pmksa_cache *pmksa)
 {
        int sec;
        struct rsn_pmksa_cache_entry *entry;
-       struct os_time now;
+       struct os_reltime now;
 
        eloop_cancel_timeout(pmksa_cache_expire, pmksa, NULL);
        eloop_cancel_timeout(pmksa_cache_reauth, pmksa, NULL);
        if (pmksa->pmksa == NULL)
                return;
-       os_get_time(&now);
+       os_get_reltime(&now);
        sec = pmksa->pmksa->expiration - now.sec;
        if (sec < 0)
                sec = 0;
@@ -125,7 +125,7 @@ pmksa_cache_add(struct rsn_pmksa_cache *pmksa, const u8 *pmk, size_t pmk_len,
                const u8 *aa, const u8 *spa, void *network_ctx, int akmp)
 {
        struct rsn_pmksa_cache_entry *entry, *pos, *prev;
-       struct os_time now;
+       struct os_reltime now;
 
        if (pmk_len > PMK_LEN)
                return NULL;
@@ -137,7 +137,7 @@ pmksa_cache_add(struct rsn_pmksa_cache *pmksa, const u8 *pmk, size_t pmk_len,
        entry->pmk_len = pmk_len;
        rsn_pmkid(pmk, pmk_len, aa, spa, entry->pmkid,
                  wpa_key_mgmt_sha256(akmp));
-       os_get_time(&now);
+       os_get_reltime(&now);
        entry->expiration = now.sec + pmksa->sm->dot11RSNAConfigPMKLifetime;
        entry->reauth_time = now.sec + pmksa->sm->dot11RSNAConfigPMKLifetime *
                pmksa->sm->dot11RSNAConfigPMKReauthThreshold / 100;
@@ -466,9 +466,9 @@ int pmksa_cache_list(struct rsn_pmksa_cache *pmksa, char *buf, size_t len)
        int i, ret;
        char *pos = buf;
        struct rsn_pmksa_cache_entry *entry;
-       struct os_time now;
+       struct os_reltime now;
 
-       os_get_time(&now);
+       os_get_reltime(&now);
        ret = os_snprintf(pos, buf + len - pos,
                          "Index / AA / PMKID / expiration (in seconds) / "
                          "opportunistic\n");