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authorStanislaw Gruszka <sgruszka@redhat.com>2010-04-28 17:03:15 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2010-08-02 10:21:27 -0700
commitfe2dba54e065b31005fd28d8cddbc838e275eabc (patch)
tree7adc9b28786fc0ea5fc474fe86acfb232b3eaa13
parent4abe1cbd9c9a9b9ab5cc3986df22c6532de36860 (diff)
mac80211: fix supported rates IE if AP doesn't give us it's rates
commit 76f273640134f3eb8257179cd5b3bc6ba5fe4a96 upstream. If AP do not provide us supported rates before assiociation, send all rates we are supporting instead of empty information element. v1 -> v2: Add comment. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--net/mac80211/mlme.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 4a15df1f9645..5bea319e3e54 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -269,12 +269,6 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata,
if (wk->bss->wmm_used)
wmm = 1;
- /* get all rates supported by the device and the AP as
- * some APs don't like getting a superset of their rates
- * in the association request (e.g. D-Link DAP 1353 in
- * b-only mode) */
- rates_len = ieee80211_compatible_rates(wk->bss, sband, &rates);
-
if ((wk->bss->cbss.capability & WLAN_CAPABILITY_SPECTRUM_MGMT) &&
(local->hw.flags & IEEE80211_HW_SPECTRUM_MGMT))
capab |= WLAN_CAPABILITY_SPECTRUM_MGMT;
@@ -309,6 +303,17 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata,
*pos++ = wk->ssid_len;
memcpy(pos, wk->ssid, wk->ssid_len);
+ if (wk->bss->supp_rates_len) {
+ /* get all rates supported by the device and the AP as
+ * some APs don't like getting a superset of their rates
+ * in the association request (e.g. D-Link DAP 1353 in
+ * b-only mode) */
+ rates_len = ieee80211_compatible_rates(wk->bss, sband, &rates);
+ } else {
+ rates = ~0;
+ rates_len = sband->n_bitrates;
+ }
+
/* add all rates which were marked to be used above */
supp_rates_len = rates_len;
if (supp_rates_len > 8)