mac80211: Fix MFP Association Comeback to use Timeout Interval IE

The separate Association Comeback Time IE was removed from IEEE 802.11w
and the Timeout Interval IE (from IEEE 802.11r) is used instead. The
editing on this is still somewhat incomplete in IEEE 802.11w/D7.0, but
still, the use of Timeout Interval IE is the expected mechanism.

Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 43da6227b37c..b9e4b93089c4 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1317,9 +1317,10 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
         ieee802_11_parse_elems(pos, len - (pos - (u8 *) mgmt), &elems);
 
         if (status_code == WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY &&
-            elems.assoc_comeback && elems.assoc_comeback_len == 4) {
+            elems.timeout_int && elems.timeout_int_len == 5 &&
+            elems.timeout_int[0] == WLAN_TIMEOUT_ASSOC_COMEBACK) {
                 u32 tu, ms;
-                tu = get_unaligned_le32(elems.assoc_comeback);
+                tu = get_unaligned_le32(elems.timeout_int + 1);
                 ms = tu * 1024 / 1000;
                 printk(KERN_DEBUG "%s: AP rejected association temporarily; "
                        "comeback duration %u TU (%u ms)\n",