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TDLS: Use WMM IE for propagating peer WMM capability

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Relying on qos qosinfo is not enough, as it can be 0 for WMM enabled
peers that don't support U-APSD. Further, some peers don't even contain
this IE (Google Nexus 5), but do contain the WMM IE during setup.

Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
master
Arik Nemtsov 10 years ago committed by Jouni Malinen
parent 17729b0985
commit 08d7665c6b
4 changed files with 13 additions and 13 deletions
Show Stats Download Patch File Download Diff File

8
src/rsn_supp/tdls.c
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@ -1721,8 +1721,8 @@ static int wpa_tdls_addset_peer(struct wpa_sm *sm, struct wpa_tdls_peer *peer,
peer->supp_rates, peer->supp_rates_len,
peer->ht_capabilities,
peer->vht_capabilities,
peer->qos_info, peer->ext_capab,
peer->ext_capab_len,
peer->qos_info, peer->wmm_capable,
peer->ext_capab, peer->ext_capab_len,
peer->supp_channels,
peer->supp_channels_len,
peer->supp_oper_classes,
@ -1867,7 +1867,7 @@ static int wpa_tdls_process_tpk_m1(struct wpa_sm *sm, const u8 *src_addr,
"TDLS setup - send own request");
peer->initiator = 1;
wpa_sm_tdls_peer_addset(sm, peer->addr, 1, 0, 0, NULL, 0, NULL,
NULL, 0, NULL, 0, NULL, 0, NULL, 0);
NULL, 0, 0, NULL, 0, NULL, 0, NULL, 0);
wpa_tdls_send_tpk_m1(sm, peer);
}
@ -2605,7 +2605,7 @@ int wpa_tdls_start(struct wpa_sm *sm, const u8 *addr)
/* add the peer to the driver as a "setup in progress" peer */
if (wpa_sm_tdls_peer_addset(sm, peer->addr, 1, 0, 0, NULL, 0, NULL,
NULL, 0, NULL, 0, NULL, 0, NULL, 0)) {
NULL, 0, 0, NULL, 0, NULL, 0, NULL, 0)) {
wpa_tdls_disable_peer_link(sm, peer);
return -1;
}

2
src/rsn_supp/wpa.h
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@ -62,7 +62,7 @@ struct wpa_sm_ctx {
size_t supp_rates_len,
const struct ieee80211_ht_capabilities *ht_capab,
const struct ieee80211_vht_capabilities *vht_capab,
u8 qosinfo, const u8 *ext_capab,
u8 qosinfo, int wmm, const u8 *ext_capab,
size_t ext_capab_len, const u8 *supp_channels,
size_t supp_channels_len,
const u8 *supp_oper_classes,

8
src/rsn_supp/wpa_i.h
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@ -293,16 +293,16 @@ wpa_sm_tdls_peer_addset(struct wpa_sm *sm, const u8 *addr, int add,
size_t supp_rates_len,
const struct ieee80211_ht_capabilities *ht_capab,
const struct ieee80211_vht_capabilities *vht_capab,
u8 qosinfo, const u8 *ext_capab, size_t ext_capab_len,
const u8 *supp_channels, size_t supp_channels_len,
const u8 *supp_oper_classes,
u8 qosinfo, int wmm, const u8 *ext_capab,
size_t ext_capab_len, const u8 *supp_channels,
size_t supp_channels_len, const u8 *supp_oper_classes,
size_t supp_oper_classes_len)
{
if (sm->ctx->tdls_peer_addset)
return sm->ctx->tdls_peer_addset(sm->ctx->ctx, addr, add,
aid, capability, supp_rates,
supp_rates_len, ht_capab,
vht_capab, qosinfo,
vht_capab, qosinfo, wmm,
ext_capab, ext_capab_len,
supp_channels,
supp_channels_len,

8
wpa_supplicant/wpas_glue.c
Unescape Escape View File

@ -602,7 +602,7 @@ static int wpa_supplicant_tdls_peer_addset(
const u8 *supp_rates, size_t supp_rates_len,
const struct ieee80211_ht_capabilities *ht_capab,
const struct ieee80211_vht_capabilities *vht_capab,
u8 qosinfo, const u8 *ext_capab, size_t ext_capab_len,
u8 qosinfo, int wmm, const u8 *ext_capab, size_t ext_capab_len,
const u8 *supp_channels, size_t supp_channels_len,
const u8 *supp_oper_classes, size_t supp_oper_classes_len)
{
@ -617,10 +617,10 @@ static int wpa_supplicant_tdls_peer_addset(
params.flags = WPA_STA_TDLS_PEER | WPA_STA_AUTHORIZED;
/*
* TDLS Setup frames do not contain WMM IEs, hence need to depend on
* qosinfo to check if the peer is WMM capable.
* Don't rely only on qosinfo for WMM capability. It may be 0 even when
* present. Allow the WMM IE to also indicate QoS support.
*/
if (qosinfo)
if (wmm || qosinfo)
params.flags |= WPA_STA_WMM;
params.ht_capabilities = ht_capab;

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