Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

9 files changed, 185 insertions, 10 deletions

diff --git a/net/wireless/core.c b/net/wireless/core.c
index fe6f402a22af..c2a2c563d21a 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -45,6 +45,9 @@ DEFINE_MUTEX(cfg80211_mutex);
 /* for debugfs */
 static struct dentry *ieee80211_debugfs_dir;
 
+/* for the cleanup, scan and event works */
+struct workqueue_struct *cfg80211_wq;
+
 /* requires cfg80211_mutex to be held! */
 struct cfg80211_registered_device *cfg80211_rdev_by_wiphy_idx(int wiphy_idx)
 {
@@ -727,7 +730,7 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb,
                 break;
         case NETDEV_DOWN:
                 dev_hold(dev);
-                schedule_work(&wdev->cleanup_work);
+                queue_work(cfg80211_wq, &wdev->cleanup_work);
                 break;
         case NETDEV_UP:
                 /*
@@ -845,8 +848,14 @@ static int __init cfg80211_init(void)
         if (err)
                 goto out_fail_reg;
 
+        cfg80211_wq = create_singlethread_workqueue("cfg80211");
+        if (!cfg80211_wq)
+                goto out_fail_wq;
+
         return 0;
 
+out_fail_wq:
+        regulatory_exit();
 out_fail_reg:
         debugfs_remove(ieee80211_debugfs_dir);
 out_fail_nl80211:
@@ -868,5 +877,6 @@ static void cfg80211_exit(void)
         wiphy_sysfs_exit();
         regulatory_exit();
         unregister_pernet_device(&cfg80211_pernet_ops);
+        destroy_workqueue(cfg80211_wq);
 }
 module_exit(cfg80211_exit);
diff --git a/net/wireless/core.h b/net/wireless/core.h
index a9db9e6255bb..4ef3efc94106 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -91,6 +91,8 @@ bool wiphy_idx_valid(int wiphy_idx)
         return (wiphy_idx >= 0);
 }
 
+
+extern struct workqueue_struct *cfg80211_wq;
 extern struct mutex cfg80211_mutex;
 extern struct list_head cfg80211_rdev_list;
 extern int cfg80211_rdev_list_generation;
diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c
index 34dfc93fa713..6ef5a491fb4b 100644
--- a/net/wireless/ibss.c
+++ b/net/wireless/ibss.c
@@ -70,7 +70,7 @@ void cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, gfp_t gfp)
         spin_lock_irqsave(&wdev->event_lock, flags);
         list_add_tail(&ev->list, &wdev->event_list);
         spin_unlock_irqrestore(&wdev->event_lock, flags);
-        schedule_work(&rdev->event_work);
+        queue_work(cfg80211_wq, &rdev->event_work);
 }
 EXPORT_SYMBOL(cfg80211_ibss_joined);
 
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 149539ade15e..a6028433e3a0 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -139,6 +139,8 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
         [NL80211_ATTR_WPA_VERSIONS] = { .type = NLA_U32 },
         [NL80211_ATTR_PID] = { .type = NLA_U32 },
         [NL80211_ATTR_4ADDR] = { .type = NLA_U8 },
+        [NL80211_ATTR_PMKID] = { .type = NLA_BINARY,
+                                 .len = WLAN_PMKID_LEN },
 };
 
 /* policy for the attributes */
@@ -450,6 +452,9 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
                 sizeof(u32) * dev->wiphy.n_cipher_suites,
                 dev->wiphy.cipher_suites);
 
+        NLA_PUT_U8(msg, NL80211_ATTR_MAX_NUM_PMKIDS,
+                   dev->wiphy.max_num_pmkids);
+
         nl_modes = nla_nest_start(msg, NL80211_ATTR_SUPPORTED_IFTYPES);
         if (!nl_modes)
                 goto nla_put_failure;
@@ -561,6 +566,9 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
         CMD(deauth, DEAUTHENTICATE);
         CMD(disassoc, DISASSOCIATE);
         CMD(join_ibss, JOIN_IBSS);
+        CMD(set_pmksa, SET_PMKSA);
+        CMD(del_pmksa, DEL_PMKSA);
+        CMD(flush_pmksa, FLUSH_PMKSA);
         if (dev->wiphy.flags & WIPHY_FLAG_NETNS_OK) {
                 i++;
                 NLA_PUT_U32(msg, i, NL80211_CMD_SET_WIPHY_NETNS);
@@ -4221,6 +4229,99 @@ static int nl80211_wiphy_netns(struct sk_buff *skb, struct genl_info *info)
         return err;
 }
 
+static int nl80211_setdel_pmksa(struct sk_buff *skb, struct genl_info *info)
+{
+        struct cfg80211_registered_device *rdev;
+        int (*rdev_ops)(struct wiphy *wiphy, struct net_device *dev,
+                        struct cfg80211_pmksa *pmksa) = NULL;
+        int err;
+        struct net_device *dev;
+        struct cfg80211_pmksa pmksa;
+
+        memset(&pmksa, 0, sizeof(struct cfg80211_pmksa));
+
+        if (!info->attrs[NL80211_ATTR_MAC])
+                return -EINVAL;
+
+        if (!info->attrs[NL80211_ATTR_PMKID])
+                return -EINVAL;
+
+        rtnl_lock();
+
+        err = get_rdev_dev_by_info_ifindex(info, &rdev, &dev);
+        if (err)
+                goto out_rtnl;
+
+        pmksa.pmkid = nla_data(info->attrs[NL80211_ATTR_PMKID]);
+        pmksa.bssid = nla_data(info->attrs[NL80211_ATTR_MAC]);
+
+        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
+        switch (info->genlhdr->cmd) {
+        case NL80211_CMD_SET_PMKSA:
+                rdev_ops = rdev->ops->set_pmksa;
+                break;
+        case NL80211_CMD_DEL_PMKSA:
+                rdev_ops = rdev->ops->del_pmksa;
+                break;
+        default:
+                WARN_ON(1);
+                break;
+        }
+
+        if (!rdev_ops) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
+        err = rdev_ops(&rdev->wiphy, dev, &pmksa);
+
+ out:
+        cfg80211_unlock_rdev(rdev);
+        dev_put(dev);
+ out_rtnl:
+        rtnl_unlock();
+
+        return err;
+}
+
+static int nl80211_flush_pmksa(struct sk_buff *skb, struct genl_info *info)
+{
+        struct cfg80211_registered_device *rdev;
+        int err;
+        struct net_device *dev;
+
+        rtnl_lock();
+
+        err = get_rdev_dev_by_info_ifindex(info, &rdev, &dev);
+        if (err)
+                goto out_rtnl;
+
+        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
+        if (!rdev->ops->flush_pmksa) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
+        err = rdev->ops->flush_pmksa(&rdev->wiphy, dev);
+
+ out:
+        cfg80211_unlock_rdev(rdev);
+        dev_put(dev);
+ out_rtnl:
+        rtnl_unlock();
+
+        return err;
+
+}
+
 static struct genl_ops nl80211_ops[] = {
         {
                 .cmd = NL80211_CMD_GET_WIPHY,
@@ -4465,6 +4566,25 @@ static struct genl_ops nl80211_ops[] = {
                 .policy = nl80211_policy,
                 .dumpit = nl80211_dump_survey,
         },
+        {
+                .cmd = NL80211_CMD_SET_PMKSA,
+                .doit = nl80211_setdel_pmksa,
+                .policy = nl80211_policy,
+                .flags = GENL_ADMIN_PERM,
+        },
+        {
+                .cmd = NL80211_CMD_DEL_PMKSA,
+                .doit = nl80211_setdel_pmksa,
+                .policy = nl80211_policy,
+                .flags = GENL_ADMIN_PERM,
+        },
+        {
+                .cmd = NL80211_CMD_FLUSH_PMKSA,
+                .doit = nl80211_flush_pmksa,
+                .policy = nl80211_policy,
+                .flags = GENL_ADMIN_PERM,
+        },
+
 };
 static struct genl_multicast_group nl80211_mlme_mcgrp = {
         .name = "mlme",
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 1f33017737fd..c01470e7de15 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1931,7 +1931,7 @@ static void print_rd_rules(const struct ieee80211_regdomain *rd)
         const struct ieee80211_freq_range *freq_range = NULL;
         const struct ieee80211_power_rule *power_rule = NULL;
 
-        printk(KERN_INFO "\t(start_freq - end_freq @ bandwidth), "
+        printk(KERN_INFO "    (start_freq - end_freq @ bandwidth), "
                 "(max_antenna_gain, max_eirp)\n");
 
         for (i = 0; i < rd->n_reg_rules; i++) {
@@ -1944,7 +1944,7 @@ static void print_rd_rules(const struct ieee80211_regdomain *rd)
                  * in certain regions
                  */
                 if (power_rule->max_antenna_gain)
-                        printk(KERN_INFO "\t(%d KHz - %d KHz @ %d KHz), "
+                        printk(KERN_INFO "    (%d KHz - %d KHz @ %d KHz), "
                                 "(%d mBi, %d mBm)\n",
                                 freq_range->start_freq_khz,
                                 freq_range->end_freq_khz,
@@ -1952,7 +1952,7 @@ static void print_rd_rules(const struct ieee80211_regdomain *rd)
                                 power_rule->max_antenna_gain,
                                 power_rule->max_eirp);
                 else
-                        printk(KERN_INFO "\t(%d KHz - %d KHz @ %d KHz), "
+                        printk(KERN_INFO "    (%d KHz - %d KHz @ %d KHz), "
                                 "(N/A, %d mBm)\n",
                                 freq_range->start_freq_khz,
                                 freq_range->end_freq_khz,
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 96df34c3c6ee..12dfa62aad18 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -88,7 +88,7 @@ void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted)
         WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req);
 
         request->aborted = aborted;
-        schedule_work(&wiphy_to_dev(request->wiphy)->scan_done_wk);
+        queue_work(cfg80211_wq, &wiphy_to_dev(request->wiphy)->scan_done_wk);
 }
 EXPORT_SYMBOL(cfg80211_scan_done);
 
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index 0115d07d2c1a..2333d78187e4 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -488,7 +488,7 @@ void cfg80211_connect_result(struct net_device *dev, const u8 *bssid,
         spin_lock_irqsave(&wdev->event_lock, flags);
         list_add_tail(&ev->list, &wdev->event_list);
         spin_unlock_irqrestore(&wdev->event_lock, flags);
-        schedule_work(&rdev->event_work);
+        queue_work(cfg80211_wq, &rdev->event_work);
 }
 EXPORT_SYMBOL(cfg80211_connect_result);
 
@@ -583,7 +583,7 @@ void cfg80211_roamed(struct net_device *dev, const u8 *bssid,
         spin_lock_irqsave(&wdev->event_lock, flags);
         list_add_tail(&ev->list, &wdev->event_list);
         spin_unlock_irqrestore(&wdev->event_lock, flags);
-        schedule_work(&rdev->event_work);
+        queue_work(cfg80211_wq, &rdev->event_work);
 }
 EXPORT_SYMBOL(cfg80211_roamed);
 
@@ -681,7 +681,7 @@ void cfg80211_disconnected(struct net_device *dev, u16 reason,
         spin_lock_irqsave(&wdev->event_lock, flags);
         list_add_tail(&ev->list, &wdev->event_list);
         spin_unlock_irqrestore(&wdev->event_lock, flags);
-        schedule_work(&rdev->event_work);
+        queue_work(cfg80211_wq, &rdev->event_work);
 }
 EXPORT_SYMBOL(cfg80211_disconnected);
 
diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c
index 29091ac9f989..584eb4826e02 100644
--- a/net/wireless/wext-compat.c
+++ b/net/wireless/wext-compat.c
@@ -1401,6 +1401,47 @@ int cfg80211_wext_giwessid(struct net_device *dev,
 }
 EXPORT_SYMBOL_GPL(cfg80211_wext_giwessid);
 
+int cfg80211_wext_siwpmksa(struct net_device *dev,
+                           struct iw_request_info *info,
+                           struct iw_point *data, char *extra)
+{
+        struct wireless_dev *wdev = dev->ieee80211_ptr;
+        struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
+        struct cfg80211_pmksa cfg_pmksa;
+        struct iw_pmksa *pmksa = (struct iw_pmksa *)extra;
+
+        memset(&cfg_pmksa, 0, sizeof(struct cfg80211_pmksa));
+
+        if (wdev->iftype != NL80211_IFTYPE_STATION)
+                return -EINVAL;
+
+        cfg_pmksa.bssid = pmksa->bssid.sa_data;
+        cfg_pmksa.pmkid = pmksa->pmkid;
+
+        switch (pmksa->cmd) {
+        case IW_PMKSA_ADD:
+                if (!rdev->ops->set_pmksa)
+                        return -EOPNOTSUPP;
+
+                return rdev->ops->set_pmksa(&rdev->wiphy, dev, &cfg_pmksa);
+
+        case IW_PMKSA_REMOVE:
+                if (!rdev->ops->del_pmksa)
+                        return -EOPNOTSUPP;
+
+                return rdev->ops->del_pmksa(&rdev->wiphy, dev, &cfg_pmksa);
+
+        case IW_PMKSA_FLUSH:
+                if (!rdev->ops->flush_pmksa)
+                        return -EOPNOTSUPP;
+
+                return rdev->ops->flush_pmksa(&rdev->wiphy, dev);
+
+        default:
+                return -EOPNOTSUPP;
+        }
+}
+
 static const iw_handler cfg80211_handlers[] = {
         [IW_IOCTL_IDX(SIOCGIWNAME)]     = (iw_handler) cfg80211_wext_giwname,
         [IW_IOCTL_IDX(SIOCSIWFREQ)]     = (iw_handler) cfg80211_wext_siwfreq,
@@ -1433,6 +1474,7 @@ static const iw_handler cfg80211_handlers[] = {
         [IW_IOCTL_IDX(SIOCSIWAUTH)]     = (iw_handler) cfg80211_wext_siwauth,
         [IW_IOCTL_IDX(SIOCGIWAUTH)]     = (iw_handler) cfg80211_wext_giwauth,
         [IW_IOCTL_IDX(SIOCSIWENCODEEXT)]= (iw_handler) cfg80211_wext_siwencodeext,
+        [IW_IOCTL_IDX(SIOCSIWPMKSA)]    = (iw_handler) cfg80211_wext_siwpmksa,
 };
 
 const struct iw_handler_def cfg80211_wext_handler = {
diff --git a/net/wireless/wext-core.c b/net/wireless/wext-core.c
index 58dfb954974a..5e1656bdf23b 100644
--- a/net/wireless/wext-core.c
+++ b/net/wireless/wext-core.c
@@ -802,7 +802,8 @@ static int ioctl_standard_iw_point(struct iw_point *iwp, unsigned int cmd,
         }
 
         /* Generate an event to notify listeners of the change */
-        if ((descr->flags & IW_DESCR_FLAG_EVENT) && err == -EIWCOMMIT) {
+        if ((descr->flags & IW_DESCR_FLAG_EVENT) &&
+            ((err == 0) || (err == -EIWCOMMIT))) {
                 union iwreq_data *data = (union iwreq_data *) iwp;
 
                 if (descr->flags & IW_DESCR_FLAG_RESTRICT)