--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c @@ -510,7 +510,11 @@ int ath9k_hw_process_rxdesc_edma(struct */ if (rxsp->status11 & AR_CRCErr) rxs->rs_status |= ATH9K_RXERR_CRC; - else if (rxsp->status11 & AR_PHYErr) { + else if (rxsp->status11 & AR_DecryptCRCErr) + rxs->rs_status |= ATH9K_RXERR_DECRYPT; + else if (rxsp->status11 & AR_MichaelErr) + rxs->rs_status |= ATH9K_RXERR_MIC; + if (rxsp->status11 & AR_PHYErr) { phyerr = MS(rxsp->status11, AR_PHYErrCode); /* * If we reach a point here where AR_PostDelimCRCErr is @@ -532,11 +536,7 @@ int ath9k_hw_process_rxdesc_edma(struct rxs->rs_status |= ATH9K_RXERR_PHY; rxs->rs_phyerr = phyerr; } - - } else if (rxsp->status11 & AR_DecryptCRCErr) - rxs->rs_status |= ATH9K_RXERR_DECRYPT; - else if (rxsp->status11 & AR_MichaelErr) - rxs->rs_status |= ATH9K_RXERR_MIC; + }; } if (rxsp->status11 & AR_KeyMiss) --- a/drivers/net/wireless/ath/carl9170/tx.c +++ b/drivers/net/wireless/ath/carl9170/tx.c @@ -1236,6 +1236,7 @@ static bool carl9170_tx_ps_drop(struct a { struct ieee80211_sta *sta; struct carl9170_sta_info *sta_info; + struct ieee80211_tx_info *tx_info; rcu_read_lock(); sta = __carl9170_get_tx_sta(ar, skb); @@ -1243,12 +1244,13 @@ static bool carl9170_tx_ps_drop(struct a goto out_rcu; sta_info = (void *) sta->drv_priv; - if (unlikely(sta_info->sleeping)) { - struct ieee80211_tx_info *tx_info; + tx_info = IEEE80211_SKB_CB(skb); + if (unlikely(sta_info->sleeping) && + !(tx_info->flags & (IEEE80211_TX_CTL_NO_PS_BUFFER | + IEEE80211_TX_CTL_CLEAR_PS_FILT))) { rcu_read_unlock(); - tx_info = IEEE80211_SKB_CB(skb); if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) atomic_dec(&ar->tx_ampdu_upload); --- a/drivers/net/wireless/iwlegacy/4965-mac.c +++ b/drivers/net/wireless/iwlegacy/4965-mac.c @@ -1694,7 +1694,7 @@ il4965_tx_skb(struct il_priv *il, struct sta_priv = (void *)sta->drv_priv; if (sta_priv && sta_priv->asleep && - (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) { + (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) { /* * This sends an asynchronous command to the device, * but we can rely on it being processed before the --- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c @@ -322,7 +322,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, sta_priv = (void *)info->control.sta->drv_priv; if (sta_priv && sta_priv->asleep && - (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) { + (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) { /* * This sends an asynchronous command to the device, * but we can rely on it being processed before the @@ -331,6 +331,10 @@ int iwlagn_tx_skb(struct iwl_priv *priv, * counter. * For now set the counter to just 1 since we do not * support uAPSD yet. + * + * FIXME: If we get two non-bufferable frames one + * after the other, we might only send out one of + * them because this is racy. */ iwl_sta_modify_sleep_tx_count(priv, sta_id, 1); } --- a/drivers/net/wireless/p54/txrx.c +++ b/drivers/net/wireless/p54/txrx.c @@ -690,7 +690,7 @@ static void p54_tx_80211_header(struct p if (!(info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)) *flags |= P54_HDR_FLAG_DATA_OUT_SEQNR; - if (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE) + if (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER) *flags |= P54_HDR_FLAG_DATA_OUT_NOCANCEL; if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT) --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -341,9 +341,9 @@ struct ieee80211_bss_conf { * used to indicate that a frame was already retried due to PS * @IEEE80211_TX_INTFL_DONT_ENCRYPT: completely internal to mac80211, * used to indicate frame should not be encrypted - * @IEEE80211_TX_CTL_POLL_RESPONSE: This frame is a response to a poll - * frame (PS-Poll or uAPSD) and should be sent although the station - * is in powersave mode. + * @IEEE80211_TX_CTL_NO_PS_BUFFER: This frame is a response to a poll + * frame (PS-Poll or uAPSD) or a non-bufferable MMPDU and must + * be sent although the station is in powersave mode. * @IEEE80211_TX_CTL_MORE_FRAMES: More frames will be passed to the * transmit function after the current frame, this can be used * by drivers to kick the DMA queue only if unset or when the @@ -399,7 +399,7 @@ enum mac80211_tx_control_flags { IEEE80211_TX_INTFL_NEED_TXPROCESSING = BIT(14), IEEE80211_TX_INTFL_RETRIED = BIT(15), IEEE80211_TX_INTFL_DONT_ENCRYPT = BIT(16), - IEEE80211_TX_CTL_POLL_RESPONSE = BIT(17), + IEEE80211_TX_CTL_NO_PS_BUFFER = BIT(17), IEEE80211_TX_CTL_MORE_FRAMES = BIT(18), IEEE80211_TX_INTFL_RETRANSMISSION = BIT(19), /* hole at 20, use later */ @@ -425,7 +425,7 @@ enum mac80211_tx_control_flags { IEEE80211_TX_CTL_SEND_AFTER_DTIM | IEEE80211_TX_CTL_AMPDU | \ IEEE80211_TX_STAT_TX_FILTERED | IEEE80211_TX_STAT_ACK | \ IEEE80211_TX_STAT_AMPDU | IEEE80211_TX_STAT_AMPDU_NO_BACK | \ - IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_POLL_RESPONSE | \ + IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_NO_PS_BUFFER | \ IEEE80211_TX_CTL_MORE_FRAMES | IEEE80211_TX_CTL_LDPC | \ IEEE80211_TX_CTL_STBC | IEEE80211_TX_STATUS_EOSP) @@ -1634,7 +1634,7 @@ void ieee80211_free_txskb(struct ieee802 * the station sends a PS-Poll or a uAPSD trigger frame, mac80211 * will inform the driver of this with the @allow_buffered_frames * callback; this callback is optional. mac80211 will then transmit - * the frames as usual and set the %IEEE80211_TX_CTL_POLL_RESPONSE + * the frames as usual and set the %IEEE80211_TX_CTL_NO_PS_BUFFER * on each frame. The last frame in the service period (or the only * response to a PS-Poll) also has %IEEE80211_TX_STATUS_EOSP set to * indicate that it ends the service period; as this frame must have @@ -1642,6 +1642,9 @@ void ieee80211_free_txskb(struct ieee802 * When TX status is reported for this frame, the service period is * marked has having ended and a new one can be started by the peer. * + * Additionally, non-bufferable MMPDUs can also be transmitted by + * mac80211 with the %IEEE80211_TX_CTL_NO_PS_BUFFER set in them. + * * Another race condition can happen on some devices like iwlwifi * when there are frames queued for the station and it wakes up * or polls; the frames that are already queued could end up being @@ -2140,7 +2143,7 @@ enum ieee80211_frame_release_type { * @allow_buffered_frames: Prepare device to allow the given number of frames * to go out to the given station. The frames will be sent by mac80211 * via the usual TX path after this call. The TX information for frames - * released will also have the %IEEE80211_TX_CTL_POLL_RESPONSE flag set + * released will also have the %IEEE80211_TX_CTL_NO_PS_BUFFER flag set * and the last one will also have %IEEE80211_TX_STATUS_EOSP set. In case * frames from multiple TIDs are released and the driver might reorder * them between the TIDs, it must set the %IEEE80211_TX_STATUS_EOSP flag --- a/net/mac80211/agg-rx.c +++ b/net/mac80211/agg-rx.c @@ -187,6 +187,8 @@ static void ieee80211_send_addba_resp(st memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN); + else if (sdata->vif.type == NL80211_IFTYPE_WDS) + memcpy(mgmt->bssid, da, ETH_ALEN); mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION); --- a/net/mac80211/agg-tx.c +++ b/net/mac80211/agg-tx.c @@ -81,7 +81,8 @@ static void ieee80211_send_addba_request memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN); if (sdata->vif.type == NL80211_IFTYPE_AP || sdata->vif.type == NL80211_IFTYPE_AP_VLAN || - sdata->vif.type == NL80211_IFTYPE_MESH_POINT) + sdata->vif.type == NL80211_IFTYPE_MESH_POINT || + sdata->vif.type == NL80211_IFTYPE_WDS) memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_STATION) memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); @@ -471,6 +472,7 @@ int ieee80211_start_tx_ba_session(struct sdata->vif.type != NL80211_IFTYPE_MESH_POINT && sdata->vif.type != NL80211_IFTYPE_AP_VLAN && sdata->vif.type != NL80211_IFTYPE_AP && + sdata->vif.type != NL80211_IFTYPE_WDS && sdata->vif.type != NL80211_IFTYPE_ADHOC) return -EINVAL; --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -63,11 +63,11 @@ static ssize_t sta_flags_read(struct fil test_sta_flag(sta, WLAN_STA_##flg) ? #flg "\n" : "" int res = scnprintf(buf, sizeof(buf), - "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", + "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", TEST(AUTH), TEST(ASSOC), TEST(PS_STA), TEST(PS_DRIVER), TEST(AUTHORIZED), TEST(SHORT_PREAMBLE), - TEST(WME), TEST(WDS), TEST(CLEAR_PS_FILT), + TEST(WME), TEST(CLEAR_PS_FILT), TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL), TEST(UAPSD), TEST(SP), TEST(TDLS_PEER), TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT), --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -178,7 +178,6 @@ static int ieee80211_do_open(struct net_ { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct ieee80211_local *local = sdata->local; - struct sta_info *sta; u32 changed = 0; int res; u32 hw_reconf_flags = 0; @@ -309,28 +308,6 @@ static int ieee80211_do_open(struct net_ set_bit(SDATA_STATE_RUNNING, &sdata->state); - if (sdata->vif.type == NL80211_IFTYPE_WDS) { - /* Create STA entry for the WDS peer */ - sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr, - GFP_KERNEL); - if (!sta) { - res = -ENOMEM; - goto err_del_interface; - } - - sta_info_pre_move_state(sta, IEEE80211_STA_AUTH); - sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC); - sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED); - - res = sta_info_insert(sta); - if (res) { - /* STA has been freed */ - goto err_del_interface; - } - - rate_control_rate_init(sta); - } - /* * set_multicast_list will be invoked by the networking core * which will check whether any increments here were done in @@ -357,8 +334,7 @@ static int ieee80211_do_open(struct net_ netif_tx_start_all_queues(dev); return 0; - err_del_interface: - drv_remove_interface(local, sdata); + err_stop: if (!local->open_count) drv_stop(local); @@ -722,6 +698,70 @@ static void ieee80211_if_setup(struct ne dev->destructor = free_netdev; } +static void ieee80211_wds_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, + struct sk_buff *skb) +{ + struct ieee80211_local *local = sdata->local; + struct ieee80211_rx_status *rx_status; + struct ieee802_11_elems elems; + struct ieee80211_mgmt *mgmt; + struct sta_info *sta; + size_t baselen; + u32 rates = 0; + u16 stype; + bool new = false; + enum ieee80211_band band = local->hw.conf.channel->band; + struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band]; + + rx_status = IEEE80211_SKB_RXCB(skb); + mgmt = (struct ieee80211_mgmt *) skb->data; + stype = le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_STYPE; + + if (stype != IEEE80211_STYPE_BEACON) + return; + + baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt; + if (baselen > skb->len) + return; + + ieee802_11_parse_elems(mgmt->u.probe_resp.variable, + skb->len - baselen, &elems); + + rates = ieee80211_sta_get_rates(local, &elems, band); + + rcu_read_lock(); + + sta = sta_info_get(sdata, sdata->u.wds.remote_addr); + + if (!sta) { + rcu_read_unlock(); + sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr, + GFP_KERNEL); + if (!sta) + return; + + new = true; + } + + sta->last_rx = jiffies; + sta->sta.supp_rates[local->hw.conf.channel->band] = rates; + + if (elems.ht_cap_elem) + ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, + elems.ht_cap_elem, &sta->sta.ht_cap); + + if (elems.wmm_param) + set_sta_flag(sta, WLAN_STA_WME); + + if (new) { + set_sta_flag(sta, WLAN_STA_AUTHORIZED); + rate_control_rate_init(sta); + sta_info_insert_rcu(sta); + } + + rcu_read_unlock(); +} + static void ieee80211_iface_work(struct work_struct *work) { struct ieee80211_sub_if_data *sdata = @@ -826,6 +866,9 @@ static void ieee80211_iface_work(struct break; ieee80211_mesh_rx_queued_mgmt(sdata, skb); break; + case NL80211_IFTYPE_WDS: + ieee80211_wds_rx_queued_mgmt(sdata, skb); + break; default: WARN(1, "frame for unexpected interface type"); break; --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -489,12 +489,12 @@ ieee80211_rx_mesh_check(struct ieee80211 if (ieee80211_has_tods(hdr->frame_control) || !ieee80211_has_fromds(hdr->frame_control)) return RX_DROP_MONITOR; - if (memcmp(hdr->addr3, dev_addr, ETH_ALEN) == 0) + if (compare_ether_addr(hdr->addr3, dev_addr) == 0) return RX_DROP_MONITOR; } else { if (!ieee80211_has_a4(hdr->frame_control)) return RX_DROP_MONITOR; - if (memcmp(hdr->addr4, dev_addr, ETH_ALEN) == 0) + if (compare_ether_addr(hdr->addr4, dev_addr) == 0) return RX_DROP_MONITOR; } } @@ -2282,6 +2282,7 @@ ieee80211_rx_h_action(struct ieee80211_r sdata->vif.type != NL80211_IFTYPE_MESH_POINT && sdata->vif.type != NL80211_IFTYPE_AP_VLAN && sdata->vif.type != NL80211_IFTYPE_AP && + sdata->vif.type != NL80211_IFTYPE_WDS && sdata->vif.type != NL80211_IFTYPE_ADHOC) break; @@ -2336,7 +2337,7 @@ ieee80211_rx_h_action(struct ieee80211_r if (sdata->vif.type != NL80211_IFTYPE_STATION) break; - if (memcmp(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN)) + if (compare_ether_addr(mgmt->bssid, sdata->u.mgd.bssid)) break; goto queue; @@ -2492,14 +2493,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_ if (!ieee80211_vif_is_mesh(&sdata->vif) && sdata->vif.type != NL80211_IFTYPE_ADHOC && - sdata->vif.type != NL80211_IFTYPE_STATION) + sdata->vif.type != NL80211_IFTYPE_STATION && + sdata->vif.type != NL80211_IFTYPE_WDS) return RX_DROP_MONITOR; switch (stype) { case cpu_to_le16(IEEE80211_STYPE_AUTH): case cpu_to_le16(IEEE80211_STYPE_BEACON): case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP): - /* process for all: mesh, mlme, ibss */ + /* process for all: mesh, mlme, ibss, wds */ break; case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP): case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP): @@ -2853,10 +2855,16 @@ static int prepare_for_handlers(struct i } break; case NL80211_IFTYPE_WDS: - if (bssid || !ieee80211_is_data(hdr->frame_control)) - return 0; if (compare_ether_addr(sdata->u.wds.remote_addr, hdr->addr2)) return 0; + + if (ieee80211_is_data(hdr->frame_control) || + ieee80211_is_action(hdr->frame_control)) { + if (compare_ether_addr(sdata->vif.addr, hdr->addr1)) + return 0; + } else if (!ieee80211_is_beacon(hdr->frame_control)) + return 0; + break; default: /* should never get here */ --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -9,6 +9,7 @@ #include #include +#include #include #include #include @@ -101,7 +102,7 @@ struct sta_info *sta_info_get(struct iee lockdep_is_held(&local->sta_mtx)); while (sta) { if (sta->sdata == sdata && - memcmp(sta->sta.addr, addr, ETH_ALEN) == 0) + compare_ether_addr(sta->sta.addr, addr) == 0) break; sta = rcu_dereference_check(sta->hnext, lockdep_is_held(&local->sta_mtx)); @@ -124,7 +125,7 @@ struct sta_info *sta_info_get_bss(struct while (sta) { if ((sta->sdata == sdata || (sta->sdata->bss && sta->sdata->bss == sdata->bss)) && - memcmp(sta->sta.addr, addr, ETH_ALEN) == 0) + compare_ether_addr(sta->sta.addr, addr) == 0) break; sta = rcu_dereference_check(sta->hnext, lockdep_is_held(&local->sta_mtx)); @@ -1050,7 +1051,7 @@ static void ieee80211_send_null_response * exchange. Also set EOSP to indicate this packet * ends the poll/service period. */ - info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE | + info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER | IEEE80211_TX_STATUS_EOSP | IEEE80211_TX_CTL_REQ_TX_STATUS; @@ -1177,7 +1178,7 @@ ieee80211_sta_ps_deliver_response(struct * STA may still remain is PS mode after this frame * exchange. */ - info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE; + info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER; /* * Use MoreData flag to indicate whether there are --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -14,6 +14,7 @@ #include #include #include +#include #include "key.h" /** @@ -31,7 +32,6 @@ * @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble * frames. * @WLAN_STA_WME: Station is a QoS-STA. - * @WLAN_STA_WDS: Station is one of our WDS peers. * @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the * IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next * frame to this station is transmitted. @@ -62,7 +62,6 @@ enum ieee80211_sta_info_flags { WLAN_STA_AUTHORIZED, WLAN_STA_SHORT_PREAMBLE, WLAN_STA_WME, - WLAN_STA_WDS, WLAN_STA_CLEAR_PS_FILT, WLAN_STA_MFP, WLAN_STA_BLOCK_BA, @@ -489,7 +488,7 @@ void for_each_sta_info_type_check(struct nxt = _sta ? rcu_dereference(_sta->hnext) : NULL \ ) \ /* compare address and run code only if it matches */ \ - if (memcmp(_sta->sta.addr, (_addr), ETH_ALEN) == 0) + if (compare_ether_addr(_sta->sta.addr, (_addr)) == 0) /* * Get STA info by index, BROKEN! --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -448,18 +448,23 @@ ieee80211_tx_h_unicast_ps_buf(struct iee struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data; struct ieee80211_local *local = tx->local; - if (unlikely(!sta || - ieee80211_is_probe_resp(hdr->frame_control) || - ieee80211_is_auth(hdr->frame_control) || - ieee80211_is_assoc_resp(hdr->frame_control) || - ieee80211_is_reassoc_resp(hdr->frame_control))) + if (unlikely(!sta)) return TX_CONTINUE; if (unlikely((test_sta_flag(sta, WLAN_STA_PS_STA) || test_sta_flag(sta, WLAN_STA_PS_DRIVER)) && - !(info->flags & IEEE80211_TX_CTL_POLL_RESPONSE))) { + !(info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER))) { int ac = skb_get_queue_mapping(tx->skb); + /* only deauth, disassoc and action are bufferable MMPDUs */ + if (ieee80211_is_mgmt(hdr->frame_control) && + !ieee80211_is_deauth(hdr->frame_control) && + !ieee80211_is_disassoc(hdr->frame_control) && + !ieee80211_is_action(hdr->frame_control)) { + info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER; + return TX_CONTINUE; + } + #ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG printk(KERN_DEBUG "STA %pM aid %d: PS buffer for AC %d\n", sta->sta.addr, sta->sta.aid, ac); --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -480,7 +480,7 @@ struct ieee80211_if_ibss { bool control_port; - u8 bssid[ETH_ALEN]; + u8 bssid[ETH_ALEN] __aligned(2); u8 ssid[IEEE80211_MAX_SSID_LEN]; u8 ssid_len, ie_len; u8 *ie; --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -66,7 +66,7 @@ static void __ieee80211_sta_join_ibss(st skb_reset_tail_pointer(skb); skb_reserve(skb, sdata->local->hw.extra_tx_headroom); - if (memcmp(ifibss->bssid, bssid, ETH_ALEN)) + if (compare_ether_addr(ifibss->bssid, bssid)) sta_info_flush(sdata->local, sdata); /* if merging, indicate to driver that we leave the old IBSS */ @@ -403,7 +403,7 @@ static void ieee80211_rx_bss_info(struct return; if (sdata->vif.type == NL80211_IFTYPE_ADHOC && - memcmp(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0) { + compare_ether_addr(mgmt->bssid, sdata->u.ibss.bssid) == 0) { rcu_read_lock(); sta = sta_info_get(sdata, mgmt->sa); @@ -508,7 +508,7 @@ static void ieee80211_rx_bss_info(struct goto put_bss; /* same BSSID */ - if (memcmp(cbss->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0) + if (compare_ether_addr(cbss->bssid, sdata->u.ibss.bssid) == 0) goto put_bss; if (rx_status->flag & RX_FLAG_MACTIME_MPDU) { @@ -831,8 +831,8 @@ static void ieee80211_rx_mgmt_probe_req( if (!tx_last_beacon && is_multicast_ether_addr(mgmt->da)) return; - if (memcmp(mgmt->bssid, ifibss->bssid, ETH_ALEN) != 0 && - memcmp(mgmt->bssid, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) != 0) + if (compare_ether_addr(mgmt->bssid, ifibss->bssid) != 0 && + !is_broadcast_ether_addr(mgmt->bssid)) return; end = ((u8 *) mgmt) + len; --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -204,7 +204,7 @@ int mesh_rmc_check(u8 *sa, struct ieee80 kmem_cache_free(rm_cache, p); --entries; } else if ((seqnum == p->seqnum) && - (memcmp(sa, p->sa, ETH_ALEN) == 0)) + (compare_ether_addr(sa, p->sa) == 0)) return -1; } --- a/net/mac80211/mesh_hwmp.c +++ b/net/mac80211/mesh_hwmp.c @@ -8,6 +8,7 @@ */ #include +#include #include #include "wme.h" #include "mesh.h" @@ -419,7 +420,7 @@ static u32 hwmp_route_info_get(struct ie new_metric = MAX_METRIC; exp_time = TU_TO_EXP_TIME(orig_lifetime); - if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0) { + if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0) { /* This MP is the originator, we are not interested in this * frame, except for updating transmitter's path info. */ @@ -469,7 +470,7 @@ static u32 hwmp_route_info_get(struct ie /* Update and check transmitter routing info */ ta = mgmt->sa; - if (memcmp(orig_addr, ta, ETH_ALEN) == 0) + if (compare_ether_addr(orig_addr, ta) == 0) fresh_info = false; else { fresh_info = true; @@ -529,7 +530,7 @@ static void hwmp_preq_frame_process(stru mhwmp_dbg("received PREQ from %pM", orig_addr); - if (memcmp(target_addr, sdata->vif.addr, ETH_ALEN) == 0) { + if (compare_ether_addr(target_addr, sdata->vif.addr) == 0) { mhwmp_dbg("PREQ is for us"); forward = false; reply = true; @@ -624,7 +625,7 @@ static void hwmp_prep_frame_process(stru mhwmp_dbg("received PREP from %pM", PREP_IE_ORIG_ADDR(prep_elem)); orig_addr = PREP_IE_ORIG_ADDR(prep_elem); - if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0) + if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0) /* destination, no forwarding required */ return; @@ -694,10 +695,12 @@ static void hwmp_perr_frame_process(stru rcu_read_lock(); mpath = mesh_path_lookup(target_addr, sdata); if (mpath) { + struct sta_info *sta; + spin_lock_bh(&mpath->state_lock); + sta = next_hop_deref_protected(mpath); if (mpath->flags & MESH_PATH_ACTIVE && - memcmp(ta, next_hop_deref_protected(mpath)->sta.addr, - ETH_ALEN) == 0 && + compare_ether_addr(ta, sta->sta.addr) == 0 && (!(mpath->flags & MESH_PATH_SN_VALID) || SN_GT(target_sn, mpath->sn))) { mpath->flags &= ~MESH_PATH_ACTIVE; @@ -739,7 +742,7 @@ static void hwmp_rann_frame_process(stru metric = rann->rann_metric; /* Ignore our own RANNs */ - if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0) + if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0) return; mhwmp_dbg("received RANN from %pM (is_gate=%d)", orig_addr, @@ -1064,7 +1067,7 @@ int mesh_nexthop_lookup(struct sk_buff * if (time_after(jiffies, mpath->exp_time - msecs_to_jiffies(sdata->u.mesh.mshcfg.path_refresh_time)) && - !memcmp(sdata->vif.addr, hdr->addr4, ETH_ALEN) && + !compare_ether_addr(sdata->vif.addr, hdr->addr4) && !(mpath->flags & MESH_PATH_RESOLVING) && !(mpath->flags & MESH_PATH_FIXED)) mesh_queue_preq(mpath, PREQ_Q_F_START | PREQ_Q_F_REFRESH); --- a/net/mac80211/mesh_pathtbl.c +++ b/net/mac80211/mesh_pathtbl.c @@ -350,7 +350,7 @@ static struct mesh_path *mpath_lookup(st hlist_for_each_entry_rcu(node, n, bucket, list) { mpath = node->mpath; if (mpath->sdata == sdata && - memcmp(dst, mpath->dst, ETH_ALEN) == 0) { + compare_ether_addr(dst, mpath->dst) == 0) { if (MPATH_EXPIRED(mpath)) { spin_lock_bh(&mpath->state_lock); mpath->flags &= ~MESH_PATH_ACTIVE; @@ -525,7 +525,7 @@ int mesh_path_add(u8 *dst, struct ieee80 int err = 0; u32 hash_idx; - if (memcmp(dst, sdata->vif.addr, ETH_ALEN) == 0) + if (compare_ether_addr(dst, sdata->vif.addr) == 0) /* never add ourselves as neighbours */ return -ENOTSUPP; @@ -566,7 +566,8 @@ int mesh_path_add(u8 *dst, struct ieee80 err = -EEXIST; hlist_for_each_entry(node, n, bucket, list) { mpath = node->mpath; - if (mpath->sdata == sdata && memcmp(dst, mpath->dst, ETH_ALEN) == 0) + if (mpath->sdata == sdata && + compare_ether_addr(dst, mpath->dst) == 0) goto err_exists; } @@ -657,7 +658,7 @@ int mpp_path_add(u8 *dst, u8 *mpp, struc int err = 0; u32 hash_idx; - if (memcmp(dst, sdata->vif.addr, ETH_ALEN) == 0) + if (compare_ether_addr(dst, sdata->vif.addr) == 0) /* never add ourselves as neighbours */ return -ENOTSUPP; @@ -694,7 +695,8 @@ int mpp_path_add(u8 *dst, u8 *mpp, struc err = -EEXIST; hlist_for_each_entry(node, n, bucket, list) { mpath = node->mpath; - if (mpath->sdata == sdata && memcmp(dst, mpath->dst, ETH_ALEN) == 0) + if (mpath->sdata == sdata && + compare_ether_addr(dst, mpath->dst) == 0) goto err_exists; } @@ -887,7 +889,7 @@ int mesh_path_del(u8 *addr, struct ieee8 hlist_for_each_entry(node, n, bucket, list) { mpath = node->mpath; if (mpath->sdata == sdata && - memcmp(addr, mpath->dst, ETH_ALEN) == 0) { + compare_ether_addr(addr, mpath->dst) == 0) { __mesh_path_del(tbl, node); goto enddel; } --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -1812,7 +1812,7 @@ ieee80211_rx_mgmt_auth(struct ieee80211_ memcpy(bssid, ifmgd->auth_data->bss->bssid, ETH_ALEN); - if (memcmp(bssid, mgmt->bssid, ETH_ALEN)) + if (compare_ether_addr(bssid, mgmt->bssid)) return RX_MGMT_NONE; auth_alg = le16_to_cpu(mgmt->u.auth.auth_alg); @@ -1893,7 +1893,7 @@ ieee80211_rx_mgmt_deauth(struct ieee8021 return RX_MGMT_NONE; if (!ifmgd->associated || - memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN)) + compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid)) return RX_MGMT_NONE; bssid = ifmgd->associated->bssid; @@ -1925,7 +1925,7 @@ ieee80211_rx_mgmt_disassoc(struct ieee80 return RX_MGMT_NONE; if (!ifmgd->associated || - memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN)) + compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid)) return RX_MGMT_NONE; reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code); @@ -2190,7 +2190,7 @@ ieee80211_rx_mgmt_assoc_resp(struct ieee if (!assoc_data) return RX_MGMT_NONE; - if (memcmp(assoc_data->bss->bssid, mgmt->bssid, ETH_ALEN)) + if (compare_ether_addr(assoc_data->bss->bssid, mgmt->bssid)) return RX_MGMT_NONE; /* @@ -2278,8 +2278,8 @@ static void ieee80211_rx_bss_info(struct bool need_ps = false; if (sdata->u.mgd.associated && - memcmp(mgmt->bssid, sdata->u.mgd.associated->bssid, - ETH_ALEN) == 0) { + compare_ether_addr(mgmt->bssid, sdata->u.mgd.associated->bssid) + == 0) { bss = (void *)sdata->u.mgd.associated->priv; /* not previously set so we may need to recalc */ need_ps = !bss->dtim_period; @@ -2334,7 +2334,7 @@ static void ieee80211_rx_mgmt_probe_resp ASSERT_MGD_MTX(ifmgd); - if (memcmp(mgmt->da, sdata->vif.addr, ETH_ALEN)) + if (compare_ether_addr(mgmt->da, sdata->vif.addr)) return; /* ignore ProbeResp to foreign address */ baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt; @@ -2347,11 +2347,12 @@ static void ieee80211_rx_mgmt_probe_resp ieee80211_rx_bss_info(sdata, mgmt, len, rx_status, &elems, false); if (ifmgd->associated && - memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN) == 0) + compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid) == 0) ieee80211_reset_ap_probe(sdata); if (ifmgd->auth_data && !ifmgd->auth_data->bss->proberesp_ies && - memcmp(mgmt->bssid, ifmgd->auth_data->bss->bssid, ETH_ALEN) == 0) { + compare_ether_addr(mgmt->bssid, ifmgd->auth_data->bss->bssid) + == 0) { /* got probe response, continue with auth */ printk(KERN_DEBUG "%s: direct probe responded\n", sdata->name); ifmgd->auth_data->tries = 0; @@ -2408,7 +2409,8 @@ static void ieee80211_rx_mgmt_beacon(str return; if (ifmgd->assoc_data && !ifmgd->assoc_data->have_beacon && - memcmp(mgmt->bssid, ifmgd->assoc_data->bss->bssid, ETH_ALEN) == 0) { + compare_ether_addr(mgmt->bssid, ifmgd->assoc_data->bss->bssid) + == 0) { ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen, &elems); @@ -2423,7 +2425,7 @@ static void ieee80211_rx_mgmt_beacon(str } if (!ifmgd->associated || - memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN)) + compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid)) return; bssid = ifmgd->associated->bssid; @@ -3285,7 +3287,7 @@ int ieee80211_mgd_assoc(struct ieee80211 bool match; /* keep sta info, bssid if matching */ - match = memcmp(ifmgd->bssid, req->bss->bssid, ETH_ALEN) == 0; + match = compare_ether_addr(ifmgd->bssid, req->bss->bssid) == 0; ieee80211_destroy_auth_data(sdata, match); } @@ -3407,7 +3409,7 @@ int ieee80211_mgd_assoc(struct ieee80211 goto err_clear; } } else - WARN_ON_ONCE(memcmp(ifmgd->bssid, req->bss->bssid, ETH_ALEN)); + WARN_ON_ONCE(compare_ether_addr(ifmgd->bssid, req->bss->bssid)); if (!bss->dtim_period && sdata->local->hw.flags & IEEE80211_HW_NEED_DTIM_PERIOD) { @@ -3448,7 +3450,7 @@ int ieee80211_mgd_deauth(struct ieee8021 mutex_lock(&ifmgd->mtx); if (ifmgd->associated && - memcmp(ifmgd->associated->bssid, req->bssid, ETH_ALEN) == 0) { + compare_ether_addr(ifmgd->associated->bssid, req->bssid) == 0) { ieee80211_set_disassoc(sdata, false, true); assoc_bss = true; } else if (ifmgd->auth_data) { --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -10,6 +10,7 @@ */ #include +#include #include #include #include "ieee80211_i.h" @@ -377,7 +378,7 @@ void ieee80211_tx_status(struct ieee8021 for_each_sta_info(local, hdr->addr1, sta, tmp) { /* skip wrong virtual interface */ - if (memcmp(hdr->addr2, sta->sdata->vif.addr, ETH_ALEN)) + if (compare_ether_addr(hdr->addr2, sta->sdata->vif.addr)) continue; if (info->flags & IEEE80211_TX_STATUS_EOSP) --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -6,6 +6,7 @@ #include #include +#include #include #include #include @@ -100,7 +101,7 @@ void __cfg80211_send_deauth(struct net_d ASSERT_WDEV_LOCK(wdev); if (wdev->current_bss && - memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) { + compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) { cfg80211_unhold_bss(wdev->current_bss); cfg80211_put_bss(&wdev->current_bss->pub); wdev->current_bss = NULL; @@ -115,7 +116,7 @@ void __cfg80211_send_deauth(struct net_d reason_code = le16_to_cpu(mgmt->u.deauth.reason_code); - from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0; + from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0; __cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap); } else if (wdev->sme_state == CFG80211_SME_CONNECTING) { __cfg80211_connect_result(dev, mgmt->bssid, NULL, 0, NULL, 0, @@ -154,7 +155,7 @@ void __cfg80211_send_disassoc(struct net return; if (wdev->current_bss && - memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) { + compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) { cfg80211_sme_disassoc(dev, wdev->current_bss); cfg80211_unhold_bss(wdev->current_bss); cfg80211_put_bss(&wdev->current_bss->pub); @@ -165,7 +166,7 @@ void __cfg80211_send_disassoc(struct net reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code); - from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0; + from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0; __cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap); } EXPORT_SYMBOL(__cfg80211_send_disassoc); @@ -285,7 +286,7 @@ int __cfg80211_mlme_auth(struct cfg80211 return -EINVAL; if (wdev->current_bss && - memcmp(bssid, wdev->current_bss->pub.bssid, ETH_ALEN) == 0) + compare_ether_addr(bssid, wdev->current_bss->pub.bssid) == 0) return -EALREADY; memset(&req, 0, sizeof(req)); @@ -362,7 +363,7 @@ int __cfg80211_mlme_assoc(struct cfg8021 memset(&req, 0, sizeof(req)); if (wdev->current_bss && prev_bssid && - memcmp(wdev->current_bss->pub.bssid, prev_bssid, ETH_ALEN) == 0) { + compare_ether_addr(wdev->current_bss->pub.bssid, prev_bssid) == 0) { /* * Trying to reassociate: Allow this to proceed and let the old * association to be dropped when the new one is completed. @@ -446,7 +447,8 @@ int __cfg80211_mlme_deauth(struct cfg802 if (local_state_change) { if (wdev->current_bss && - memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) { + compare_ether_addr(wdev->current_bss->pub.bssid, bssid) + == 0) { cfg80211_unhold_bss(wdev->current_bss); cfg80211_put_bss(&wdev->current_bss->pub); wdev->current_bss = NULL; @@ -495,7 +497,7 @@ static int __cfg80211_mlme_disassoc(stru req.local_state_change = local_state_change; req.ie = ie; req.ie_len = ie_len; - if (memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) + if (compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) req.bss = &wdev->current_bss->pub; else return -ENOTCONN; @@ -758,8 +760,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021 break; } - if (memcmp(wdev->current_bss->pub.bssid, - mgmt->bssid, ETH_ALEN)) { + if (compare_ether_addr(wdev->current_bss->pub.bssid, + mgmt->bssid)) { err = -ENOTCONN; break; } @@ -772,8 +774,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021 break; /* for station, check that DA is the AP */ - if (memcmp(wdev->current_bss->pub.bssid, - mgmt->da, ETH_ALEN)) { + if (compare_ether_addr(wdev->current_bss->pub.bssid, + mgmt->da)) { err = -ENOTCONN; break; } @@ -781,11 +783,11 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021 case NL80211_IFTYPE_AP: case NL80211_IFTYPE_P2P_GO: case NL80211_IFTYPE_AP_VLAN: - if (memcmp(mgmt->bssid, dev->dev_addr, ETH_ALEN)) + if (compare_ether_addr(mgmt->bssid, dev->dev_addr)) err = -EINVAL; break; case NL80211_IFTYPE_MESH_POINT: - if (memcmp(mgmt->sa, mgmt->bssid, ETH_ALEN)) { + if (compare_ether_addr(mgmt->sa, mgmt->bssid)) { err = -EINVAL; break; } @@ -804,7 +806,7 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021 return err; } - if (memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0) + if (compare_ether_addr(mgmt->sa, dev->dev_addr) != 0) return -EINVAL; /* Transmit the Action frame as requested by user space */ --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -378,7 +378,7 @@ static int cmp_bss_core(struct cfg80211_ b->len_information_elements); } - return memcmp(a->bssid, b->bssid, ETH_ALEN); + return compare_ether_addr(a->bssid, b->bssid); } static int cmp_bss(struct cfg80211_bss *a, --- a/drivers/net/wireless/ath/ath9k/Kconfig +++ b/drivers/net/wireless/ath/ath9k/Kconfig @@ -81,6 +81,14 @@ config ATH9K_DFS_CERTIFIED developed. At this point enabling this option won't do anything except increase code size. +config ATH9K_MAC_DEBUG + bool "Atheros MAC statistics" + depends on ATH9K_DEBUGFS + default y + ---help--- + This option enables collection of statistics for Rx/Tx status + data and some other MAC related statistics + config ATH9K_RATE_CONTROL bool "Atheros ath9k rate control" depends on ATH9K --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -818,6 +818,7 @@ void ath_debug_stat_tx(struct ath_softc if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) TX_STAT_INC(qnum, delim_underrun); +#ifdef CONFIG_ATH9K_MAC_DEBUG spin_lock(&sc->debug.samp_lock); TX_SAMP_DBG(jiffies) = jiffies; TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0; @@ -844,6 +845,7 @@ void ath_debug_stat_tx(struct ath_softc sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES; spin_unlock(&sc->debug.samp_lock); +#endif #undef TX_SAMP_DBG } @@ -1019,6 +1021,7 @@ void ath_debug_stat_rx(struct ath_softc sc->debug.stats.rxstats.rs_antenna = rs->rs_antenna; +#ifdef CONFIG_ATH9K_MAC_DEBUG spin_lock(&sc->debug.samp_lock); RX_SAMP_DBG(jiffies) = jiffies; RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0; @@ -1035,6 +1038,8 @@ void ath_debug_stat_rx(struct ath_softc sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES; spin_unlock(&sc->debug.samp_lock); +#endif + #undef RX_STAT_INC #undef RX_PHY_ERR_INC #undef RX_SAMP_DBG @@ -1278,6 +1283,8 @@ static const struct file_operations fops .llseek = default_llseek, }; +#ifdef CONFIG_ATH9K_MAC_DEBUG + void ath9k_debug_samp_bb_mac(struct ath_softc *sc) { #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c) @@ -1551,6 +1558,7 @@ static const struct file_operations fops .llseek = default_llseek, }; +#endif int ath9k_init_debug(struct ath_hw *ah) { @@ -1604,8 +1612,10 @@ int ath9k_init_debug(struct ath_hw *ah) &fops_base_eeprom); debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_modal_eeprom); +#ifdef CONFIG_ATH9K_MAC_DEBUG debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_samps); +#endif debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); --- a/drivers/net/wireless/ath/ath9k/debug.h +++ b/drivers/net/wireless/ath/ath9k/debug.h @@ -235,16 +235,17 @@ struct ath9k_debug { struct dentry *debugfs_phy; u32 regidx; struct ath_stats stats; +#ifdef CONFIG_ATH9K_MAC_DEBUG spinlock_t samp_lock; struct ath_dbg_bb_mac_samp bb_mac_samp[ATH_DBG_MAX_SAMPLES]; u8 sampidx; u8 tsidx; u8 rsidx; +#endif }; int ath9k_init_debug(struct ath_hw *ah); -void ath9k_debug_samp_bb_mac(struct ath_softc *sc); void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status); void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, struct ath_tx_status *ts, struct ath_txq *txq, @@ -258,10 +259,6 @@ static inline int ath9k_init_debug(struc return 0; } -static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc) -{ -} - static inline void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status) { @@ -282,4 +279,17 @@ static inline void ath_debug_stat_rx(str #endif /* CONFIG_ATH9K_DEBUGFS */ +#ifdef CONFIG_ATH9K_MAC_DEBUG + +void ath9k_debug_samp_bb_mac(struct ath_softc *sc); + +#else + +static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc) +{ +} + +#endif + + #endif /* DEBUG_H */ --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -555,9 +555,11 @@ static int ath9k_init_softc(u16 devid, s mutex_init(&sc->mutex); #ifdef CONFIG_ATH9K_DEBUGFS spin_lock_init(&sc->nodes_lock); - spin_lock_init(&sc->debug.samp_lock); INIT_LIST_HEAD(&sc->nodes); #endif +#ifdef CONFIG_ATH9K_MAC_DEBUG + spin_lock_init(&sc->debug.samp_lock); +#endif tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc); tasklet_init(&sc->bcon_tasklet, ath_beacon_tasklet, (unsigned long)sc);