From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756008Ab1FCUBS (ORCPT ); Fri, 3 Jun 2011 16:01:18 -0400 Received: from charlotte.tuxdriver.com ([70.61.120.58]:58610 "EHLO smtp.tuxdriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755512Ab1FCUBP (ORCPT ); Fri, 3 Jun 2011 16:01:15 -0400 Date: Fri, 3 Jun 2011 15:52:54 -0400 From: "John W. Linville" To: davem@davemloft.net Cc: linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: pull request: wireless-2.6 2011-06-03 Message-ID: <20110603195254.GF2509@tuxdriver.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Dave, Here is a batch of fixes intended for 3.0 -- I guess I'll need to rename my tree eventually... :-) Included are a libertas fix to ensure proper sequence number assignment on transmitted frames, an ath9k fix that propogates an earlier fix to a few more places, a fix for a cfg80211 regression caused by some mesh code changes, a locking fix for the bluetooth l2cap code, a zd1211rw regression fix, a collection of small fixes for wl12xx, an iwl4965 fix for a bad temperature check, an a device ID-related fix for iwlagn. Please let me know if there are problems! Thanks, John --- The following changes since commit 9a2e0fb0893ddf595d0a372e681f5b98017c6d90: tg3: Fix tg3_skb_error_unmap() (2011-06-03 00:01:30 -0700) are available in the git repository at: ssh://master.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6.git for-davem Daniel Drake (1): libertas: Set command sequence number later to ensure consistency Daniel Halperin (1): ath9k: fix two more bugs in tx power Eliad Peller (1): cfg80211: don't drop p2p probe responses Johannes Berg (1): bluetooth l2cap: fix locking in l2cap_global_chan_by_psm John W. Linville (1): Merge branch 'master' of git://git.kernel.org/.../linville/wireless-2.6 into for-davem Jussi Kivilinna (1): zd1211rw: fix to work on OHCI Luciano Coelho (4): wl12xx: fix passive and radar channel generation for scheduled scan wl12xx: fix DFS channels handling in scheduled scan wl12xx: add separate config value for DFS dwell time on sched scan wl12xx: fix oops in sched_scan when forcing a passive scan Stanislaw Gruszka (1): iwl4965: correctly validate temperature value Wey-Yi Guy (1): iwlagn: fix incorrect PCI subsystem id for 6150 devices drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 10 ++++- drivers/net/wireless/ath/ath9k/eeprom_9287.c | 10 ++++- drivers/net/wireless/iwlegacy/iwl-4965.c | 2 +- drivers/net/wireless/iwlwifi/iwl-6000.c | 28 ++++++++---- drivers/net/wireless/iwlwifi/iwl-agn.c | 6 +- drivers/net/wireless/iwlwifi/iwl-agn.h | 1 + drivers/net/wireless/libertas/cmd.c | 6 +- drivers/net/wireless/wl12xx/conf.h | 3 + drivers/net/wireless/wl12xx/main.c | 1 + drivers/net/wireless/wl12xx/scan.c | 49 +++++++++++++++------- drivers/net/wireless/wl12xx/scan.h | 3 + drivers/net/wireless/zd1211rw/zd_usb.c | 53 +++++++++++++++++++----- include/linux/ieee80211.h | 8 +++- net/bluetooth/l2cap_core.c | 2 +- net/wireless/scan.c | 43 +++++++++++-------- 15 files changed, 155 insertions(+), 70 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 0ca7635..ff8150e 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -4645,10 +4645,16 @@ static void ar9003_hw_set_power_per_rate_table(struct ath_hw *ah, case 1: break; case 2: - scaledPower -= REDUCE_SCALED_POWER_BY_TWO_CHAIN; + if (scaledPower > REDUCE_SCALED_POWER_BY_TWO_CHAIN) + scaledPower -= REDUCE_SCALED_POWER_BY_TWO_CHAIN; + else + scaledPower = 0; break; case 3: - scaledPower -= REDUCE_SCALED_POWER_BY_THREE_CHAIN; + if (scaledPower > REDUCE_SCALED_POWER_BY_THREE_CHAIN) + scaledPower -= REDUCE_SCALED_POWER_BY_THREE_CHAIN; + else + scaledPower = 0; break; } diff --git a/drivers/net/wireless/ath/ath9k/eeprom_9287.c b/drivers/net/wireless/ath/ath9k/eeprom_9287.c index 7856f0d..343fc9f 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_9287.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_9287.c @@ -524,10 +524,16 @@ static void ath9k_hw_set_ar9287_power_per_rate_table(struct ath_hw *ah, case 1: break; case 2: - scaledPower -= REDUCE_SCALED_POWER_BY_TWO_CHAIN; + if (scaledPower > REDUCE_SCALED_POWER_BY_TWO_CHAIN) + scaledPower -= REDUCE_SCALED_POWER_BY_TWO_CHAIN; + else + scaledPower = 0; break; case 3: - scaledPower -= REDUCE_SCALED_POWER_BY_THREE_CHAIN; + if (scaledPower > REDUCE_SCALED_POWER_BY_THREE_CHAIN) + scaledPower -= REDUCE_SCALED_POWER_BY_THREE_CHAIN; + else + scaledPower = 0; break; } scaledPower = max((u16)0, scaledPower); diff --git a/drivers/net/wireless/iwlegacy/iwl-4965.c b/drivers/net/wireless/iwlegacy/iwl-4965.c index f5433c7..f9db25b 100644 --- a/drivers/net/wireless/iwlegacy/iwl-4965.c +++ b/drivers/net/wireless/iwlegacy/iwl-4965.c @@ -1543,7 +1543,7 @@ static void iwl4965_temperature_calib(struct iwl_priv *priv) s32 temp; temp = iwl4965_hw_get_temperature(priv); - if (temp < 0) + if (IWL_TX_POWER_TEMPERATURE_OUT_OF_RANGE(temp)) return; if (priv->temperature != temp) { diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c index f8c710d..fda6fe0 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/iwl-6000.c @@ -603,19 +603,27 @@ struct iwl_cfg iwl6050_2abg_cfg = { IWL_DEVICE_6050, }; +#define IWL_DEVICE_6150 \ + .fw_name_pre = IWL6050_FW_PRE, \ + .ucode_api_max = IWL6050_UCODE_API_MAX, \ + .ucode_api_min = IWL6050_UCODE_API_MIN, \ + .ops = &iwl6150_ops, \ + .eeprom_ver = EEPROM_6150_EEPROM_VERSION, \ + .eeprom_calib_ver = EEPROM_6150_TX_POWER_VERSION, \ + .base_params = &iwl6050_base_params, \ + .need_dc_calib = true, \ + .led_mode = IWL_LED_BLINK, \ + .internal_wimax_coex = true + struct iwl_cfg iwl6150_bgn_cfg = { .name = "Intel(R) Centrino(R) Wireless-N + WiMAX 6150 BGN", - .fw_name_pre = IWL6050_FW_PRE, - .ucode_api_max = IWL6050_UCODE_API_MAX, - .ucode_api_min = IWL6050_UCODE_API_MIN, - .eeprom_ver = EEPROM_6150_EEPROM_VERSION, - .eeprom_calib_ver = EEPROM_6150_TX_POWER_VERSION, - .ops = &iwl6150_ops, - .base_params = &iwl6050_base_params, + IWL_DEVICE_6150, .ht_params = &iwl6000_ht_params, - .need_dc_calib = true, - .led_mode = IWL_LED_RF_STATE, - .internal_wimax_coex = true, +}; + +struct iwl_cfg iwl6150_bg_cfg = { + .name = "Intel(R) Centrino(R) Wireless-N + WiMAX 6150 BG", + IWL_DEVICE_6150, }; struct iwl_cfg iwl6000_3agn_cfg = { diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 11c6c11..a662adc 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -3831,11 +3831,11 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = { /* 6150 WiFi/WiMax Series */ {IWL_PCI_DEVICE(0x0885, 0x1305, iwl6150_bgn_cfg)}, - {IWL_PCI_DEVICE(0x0885, 0x1306, iwl6150_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0885, 0x1307, iwl6150_bg_cfg)}, {IWL_PCI_DEVICE(0x0885, 0x1325, iwl6150_bgn_cfg)}, - {IWL_PCI_DEVICE(0x0885, 0x1326, iwl6150_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0885, 0x1327, iwl6150_bg_cfg)}, {IWL_PCI_DEVICE(0x0886, 0x1315, iwl6150_bgn_cfg)}, - {IWL_PCI_DEVICE(0x0886, 0x1316, iwl6150_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0886, 0x1317, iwl6150_bg_cfg)}, /* 1000 Series WiFi */ {IWL_PCI_DEVICE(0x0083, 0x1205, iwl1000_bgn_cfg)}, diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.h b/drivers/net/wireless/iwlwifi/iwl-agn.h index 2495fe7..d171684 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn.h @@ -89,6 +89,7 @@ extern struct iwl_cfg iwl6000_3agn_cfg; extern struct iwl_cfg iwl6050_2agn_cfg; extern struct iwl_cfg iwl6050_2abg_cfg; extern struct iwl_cfg iwl6150_bgn_cfg; +extern struct iwl_cfg iwl6150_bg_cfg; extern struct iwl_cfg iwl1000_bgn_cfg; extern struct iwl_cfg iwl1000_bg_cfg; extern struct iwl_cfg iwl100_bgn_cfg; diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c index 84566db..71c8f3f 100644 --- a/drivers/net/wireless/libertas/cmd.c +++ b/drivers/net/wireless/libertas/cmd.c @@ -994,6 +994,8 @@ static void lbs_submit_command(struct lbs_private *priv, cmd = cmdnode->cmdbuf; spin_lock_irqsave(&priv->driver_lock, flags); + priv->seqnum++; + cmd->seqnum = cpu_to_le16(priv->seqnum); priv->cur_cmd = cmdnode; spin_unlock_irqrestore(&priv->driver_lock, flags); @@ -1621,11 +1623,9 @@ struct cmd_ctrl_node *__lbs_cmd_async(struct lbs_private *priv, /* Copy the incoming command to the buffer */ memcpy(cmdnode->cmdbuf, in_cmd, in_cmd_size); - /* Set sequence number, clean result, move to buffer */ - priv->seqnum++; + /* Set command, clean result, move to buffer */ cmdnode->cmdbuf->command = cpu_to_le16(command); cmdnode->cmdbuf->size = cpu_to_le16(in_cmd_size); - cmdnode->cmdbuf->seqnum = cpu_to_le16(priv->seqnum); cmdnode->cmdbuf->result = 0; lbs_deb_host("PREP_CMD: command 0x%04x\n", command); diff --git a/drivers/net/wireless/wl12xx/conf.h b/drivers/net/wireless/wl12xx/conf.h index 1ab6c86..c83fefb 100644 --- a/drivers/net/wireless/wl12xx/conf.h +++ b/drivers/net/wireless/wl12xx/conf.h @@ -1157,6 +1157,9 @@ struct conf_sched_scan_settings { /* time to wait on the channel for passive scans (in TUs) */ u32 dwell_time_passive; + /* time to wait on the channel for DFS scans (in TUs) */ + u32 dwell_time_dfs; + /* number of probe requests to send on each channel in active scans */ u8 num_probe_reqs; diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c index bc00e52..e6497dc 100644 --- a/drivers/net/wireless/wl12xx/main.c +++ b/drivers/net/wireless/wl12xx/main.c @@ -311,6 +311,7 @@ static struct conf_drv_settings default_conf = { .min_dwell_time_active = 8, .max_dwell_time_active = 30, .dwell_time_passive = 100, + .dwell_time_dfs = 150, .num_probe_reqs = 2, .rssi_threshold = -90, .snr_threshold = 0, diff --git a/drivers/net/wireless/wl12xx/scan.c b/drivers/net/wireless/wl12xx/scan.c index f37e5a3..56f76ab 100644 --- a/drivers/net/wireless/wl12xx/scan.c +++ b/drivers/net/wireless/wl12xx/scan.c @@ -331,16 +331,22 @@ wl1271_scan_get_sched_scan_channels(struct wl1271 *wl, struct conf_sched_scan_settings *c = &wl->conf.sched_scan; int i, j; u32 flags; + bool force_passive = !req->n_ssids; for (i = 0, j = start; i < req->n_channels && j < MAX_CHANNELS_ALL_BANDS; i++) { flags = req->channels[i]->flags; - if (!(flags & IEEE80211_CHAN_DISABLED) && - ((flags & IEEE80211_CHAN_PASSIVE_SCAN) == passive) && - ((flags & IEEE80211_CHAN_RADAR) == radar) && - (req->channels[i]->band == band)) { + if (force_passive) + flags |= IEEE80211_CHAN_PASSIVE_SCAN; + + if ((req->channels[i]->band == band) && + !(flags & IEEE80211_CHAN_DISABLED) && + (!!(flags & IEEE80211_CHAN_RADAR) == radar) && + /* if radar is set, we ignore the passive flag */ + (radar || + !!(flags & IEEE80211_CHAN_PASSIVE_SCAN) == passive)) { wl1271_debug(DEBUG_SCAN, "band %d, center_freq %d ", req->channels[i]->band, req->channels[i]->center_freq); @@ -350,7 +356,12 @@ wl1271_scan_get_sched_scan_channels(struct wl1271 *wl, wl1271_debug(DEBUG_SCAN, "max_power %d", req->channels[i]->max_power); - if (flags & IEEE80211_CHAN_PASSIVE_SCAN) { + if (flags & IEEE80211_CHAN_RADAR) { + channels[j].flags |= SCAN_CHANNEL_FLAGS_DFS; + channels[j].passive_duration = + cpu_to_le16(c->dwell_time_dfs); + } + else if (flags & IEEE80211_CHAN_PASSIVE_SCAN) { channels[j].passive_duration = cpu_to_le16(c->dwell_time_passive); } else { @@ -359,7 +370,7 @@ wl1271_scan_get_sched_scan_channels(struct wl1271 *wl, channels[j].max_duration = cpu_to_le16(c->max_dwell_time_active); } - channels[j].tx_power_att = req->channels[j]->max_power; + channels[j].tx_power_att = req->channels[i]->max_power; channels[j].channel = req->channels[i]->hw_value; j++; @@ -386,7 +397,11 @@ wl1271_scan_sched_scan_channels(struct wl1271 *wl, wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, IEEE80211_BAND_2GHZ, false, false, idx); - idx += cfg->active[0]; + /* + * 5GHz channels always start at position 14, not immediately + * after the last 2.4GHz channel + */ + idx = 14; cfg->passive[1] = wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, @@ -394,22 +409,23 @@ wl1271_scan_sched_scan_channels(struct wl1271 *wl, false, true, idx); idx += cfg->passive[1]; - cfg->active[1] = + cfg->dfs = wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, IEEE80211_BAND_5GHZ, - false, false, 14); - idx += cfg->active[1]; + true, true, idx); + idx += cfg->dfs; - cfg->dfs = + cfg->active[1] = wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, IEEE80211_BAND_5GHZ, - true, false, idx); - idx += cfg->dfs; + false, false, idx); + idx += cfg->active[1]; wl1271_debug(DEBUG_SCAN, " 2.4GHz: active %d passive %d", cfg->active[0], cfg->passive[0]); wl1271_debug(DEBUG_SCAN, " 5GHz: active %d passive %d", cfg->active[1], cfg->passive[1]); + wl1271_debug(DEBUG_SCAN, " DFS: %d", cfg->dfs); return idx; } @@ -421,6 +437,7 @@ int wl1271_scan_sched_scan_config(struct wl1271 *wl, struct wl1271_cmd_sched_scan_config *cfg = NULL; struct conf_sched_scan_settings *c = &wl->conf.sched_scan; int i, total_channels, ret; + bool force_passive = !req->n_ssids; wl1271_debug(DEBUG_CMD, "cmd sched_scan scan config"); @@ -444,7 +461,7 @@ int wl1271_scan_sched_scan_config(struct wl1271 *wl, for (i = 0; i < SCAN_MAX_CYCLE_INTERVALS; i++) cfg->intervals[i] = cpu_to_le32(req->interval); - if (req->ssids[0].ssid_len && req->ssids[0].ssid) { + if (!force_passive && req->ssids[0].ssid_len && req->ssids[0].ssid) { cfg->filter_type = SCAN_SSID_FILTER_SPECIFIC; cfg->ssid_len = req->ssids[0].ssid_len; memcpy(cfg->ssid, req->ssids[0].ssid, @@ -461,7 +478,7 @@ int wl1271_scan_sched_scan_config(struct wl1271 *wl, goto out; } - if (cfg->active[0]) { + if (!force_passive && cfg->active[0]) { ret = wl1271_cmd_build_probe_req(wl, req->ssids[0].ssid, req->ssids[0].ssid_len, ies->ie[IEEE80211_BAND_2GHZ], @@ -473,7 +490,7 @@ int wl1271_scan_sched_scan_config(struct wl1271 *wl, } } - if (cfg->active[1]) { + if (!force_passive && cfg->active[1]) { ret = wl1271_cmd_build_probe_req(wl, req->ssids[0].ssid, req->ssids[0].ssid_len, ies->ie[IEEE80211_BAND_5GHZ], diff --git a/drivers/net/wireless/wl12xx/scan.h b/drivers/net/wireless/wl12xx/scan.h index c833195..a0b6c5d 100644 --- a/drivers/net/wireless/wl12xx/scan.h +++ b/drivers/net/wireless/wl12xx/scan.h @@ -137,6 +137,9 @@ enum { SCAN_BSS_TYPE_ANY, }; +#define SCAN_CHANNEL_FLAGS_DFS BIT(0) +#define SCAN_CHANNEL_FLAGS_DFS_ENABLED BIT(1) + struct conn_scan_ch_params { __le16 min_duration; __le16 max_duration; diff --git a/drivers/net/wireless/zd1211rw/zd_usb.c b/drivers/net/wireless/zd1211rw/zd_usb.c index 0e81994..631194d 100644 --- a/drivers/net/wireless/zd1211rw/zd_usb.c +++ b/drivers/net/wireless/zd1211rw/zd_usb.c @@ -1533,6 +1533,31 @@ static void __exit usb_exit(void) module_init(usb_init); module_exit(usb_exit); +static int zd_ep_regs_out_msg(struct usb_device *udev, void *data, int len, + int *actual_length, int timeout) +{ + /* In USB 2.0 mode EP_REGS_OUT endpoint is interrupt type. However in + * USB 1.1 mode endpoint is bulk. Select correct type URB by endpoint + * descriptor. + */ + struct usb_host_endpoint *ep; + unsigned int pipe; + + pipe = usb_sndintpipe(udev, EP_REGS_OUT); + ep = usb_pipe_endpoint(udev, pipe); + if (!ep) + return -EINVAL; + + if (usb_endpoint_xfer_int(&ep->desc)) { + return usb_interrupt_msg(udev, pipe, data, len, + actual_length, timeout); + } else { + pipe = usb_sndbulkpipe(udev, EP_REGS_OUT); + return usb_bulk_msg(udev, pipe, data, len, actual_length, + timeout); + } +} + static int usb_int_regs_length(unsigned int count) { return sizeof(struct usb_int_regs) + count * sizeof(struct reg_data); @@ -1648,15 +1673,14 @@ int zd_usb_ioread16v(struct zd_usb *usb, u16 *values, udev = zd_usb_to_usbdev(usb); prepare_read_regs_int(usb); - r = usb_interrupt_msg(udev, usb_sndintpipe(udev, EP_REGS_OUT), - req, req_len, &actual_req_len, 50 /* ms */); + r = zd_ep_regs_out_msg(udev, req, req_len, &actual_req_len, 50 /*ms*/); if (r) { dev_dbg_f(zd_usb_dev(usb), - "error in usb_interrupt_msg(). Error number %d\n", r); + "error in zd_ep_regs_out_msg(). Error number %d\n", r); goto error; } if (req_len != actual_req_len) { - dev_dbg_f(zd_usb_dev(usb), "error in usb_interrupt_msg()\n" + dev_dbg_f(zd_usb_dev(usb), "error in zd_ep_regs_out_msg()\n" " req_len %d != actual_req_len %d\n", req_len, actual_req_len); r = -EIO; @@ -1818,9 +1842,17 @@ int zd_usb_iowrite16v_async(struct zd_usb *usb, const struct zd_ioreq16 *ioreqs, rw->value = cpu_to_le16(ioreqs[i].value); } - usb_fill_int_urb(urb, udev, usb_sndintpipe(udev, EP_REGS_OUT), - req, req_len, iowrite16v_urb_complete, usb, - ep->desc.bInterval); + /* In USB 2.0 mode endpoint is interrupt type. However in USB 1.1 mode + * endpoint is bulk. Select correct type URB by endpoint descriptor. + */ + if (usb_endpoint_xfer_int(&ep->desc)) + usb_fill_int_urb(urb, udev, usb_sndintpipe(udev, EP_REGS_OUT), + req, req_len, iowrite16v_urb_complete, usb, + ep->desc.bInterval); + else + usb_fill_bulk_urb(urb, udev, usb_sndbulkpipe(udev, EP_REGS_OUT), + req, req_len, iowrite16v_urb_complete, usb); + urb->transfer_flags |= URB_FREE_BUFFER; /* Submit previous URB */ @@ -1924,15 +1956,14 @@ int zd_usb_rfwrite(struct zd_usb *usb, u32 value, u8 bits) } udev = zd_usb_to_usbdev(usb); - r = usb_interrupt_msg(udev, usb_sndintpipe(udev, EP_REGS_OUT), - req, req_len, &actual_req_len, 50 /* ms */); + r = zd_ep_regs_out_msg(udev, req, req_len, &actual_req_len, 50 /*ms*/); if (r) { dev_dbg_f(zd_usb_dev(usb), - "error in usb_interrupt_msg(). Error number %d\n", r); + "error in zd_ep_regs_out_msg(). Error number %d\n", r); goto out; } if (req_len != actual_req_len) { - dev_dbg_f(zd_usb_dev(usb), "error in usb_interrupt_msg()" + dev_dbg_f(zd_usb_dev(usb), "error in zd_ep_regs_out_msg()" " req_len %d != actual_req_len %d\n", req_len, actual_req_len); r = -EIO; diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index b2eee58..bf56b6f 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -1003,8 +1003,12 @@ struct ieee80211_ht_info { #define WLAN_CAPABILITY_ESS (1<<0) #define WLAN_CAPABILITY_IBSS (1<<1) -/* A mesh STA sets the ESS and IBSS capability bits to zero */ -#define WLAN_CAPABILITY_IS_MBSS(cap) \ +/* + * A mesh STA sets the ESS and IBSS capability bits to zero. + * however, this holds true for p2p probe responses (in the p2p_find + * phase) as well. + */ +#define WLAN_CAPABILITY_IS_STA_BSS(cap) \ (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS))) #define WLAN_CAPABILITY_CF_POLLABLE (1<<2) diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index a86f9ba..e64a1c2 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -906,7 +906,7 @@ static struct l2cap_chan *l2cap_global_chan_by_psm(int state, __le16 psm, bdaddr if (c->psm == psm) { /* Exact match. */ if (!bacmp(&bt_sk(sk)->src, src)) { - read_unlock_bh(&chan_list_lock); + read_unlock(&chan_list_lock); return c; } diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 73a441d..7a6c676 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -267,13 +267,35 @@ static bool is_bss(struct cfg80211_bss *a, return memcmp(ssidie + 2, ssid, ssid_len) == 0; } +static bool is_mesh_bss(struct cfg80211_bss *a) +{ + const u8 *ie; + + if (!WLAN_CAPABILITY_IS_STA_BSS(a->capability)) + return false; + + ie = cfg80211_find_ie(WLAN_EID_MESH_ID, + a->information_elements, + a->len_information_elements); + if (!ie) + return false; + + ie = cfg80211_find_ie(WLAN_EID_MESH_CONFIG, + a->information_elements, + a->len_information_elements); + if (!ie) + return false; + + return true; +} + static bool is_mesh(struct cfg80211_bss *a, const u8 *meshid, size_t meshidlen, const u8 *meshcfg) { const u8 *ie; - if (!WLAN_CAPABILITY_IS_MBSS(a->capability)) + if (!WLAN_CAPABILITY_IS_STA_BSS(a->capability)) return false; ie = cfg80211_find_ie(WLAN_EID_MESH_ID, @@ -311,7 +333,7 @@ static int cmp_bss(struct cfg80211_bss *a, if (a->channel != b->channel) return b->channel->center_freq - a->channel->center_freq; - if (WLAN_CAPABILITY_IS_MBSS(a->capability | b->capability)) { + if (is_mesh_bss(a) && is_mesh_bss(b)) { r = cmp_ies(WLAN_EID_MESH_ID, a->information_elements, a->len_information_elements, @@ -457,7 +479,6 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, struct cfg80211_internal_bss *res) { struct cfg80211_internal_bss *found = NULL; - const u8 *meshid, *meshcfg; /* * The reference to "res" is donated to this function. @@ -470,22 +491,6 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, res->ts = jiffies; - if (WLAN_CAPABILITY_IS_MBSS(res->pub.capability)) { - /* must be mesh, verify */ - meshid = cfg80211_find_ie(WLAN_EID_MESH_ID, - res->pub.information_elements, - res->pub.len_information_elements); - meshcfg = cfg80211_find_ie(WLAN_EID_MESH_CONFIG, - res->pub.information_elements, - res->pub.len_information_elements); - if (!meshid || !meshcfg || - meshcfg[1] != sizeof(struct ieee80211_meshconf_ie)) { - /* bogus mesh */ - kref_put(&res->ref, bss_release); - return NULL; - } - } - spin_lock_bh(&dev->bss_lock); found = rb_find_bss(dev, res); -- John W. Linville Someday the world will need a hero, and you linville@tuxdriver.com might be all we have. Be ready.