static int nl80211_send_chandef(struct sk_buff *msg,
const struct cfg80211_chan_def *chandef)
{
- WARN_ON(!cfg80211_chandef_valid(chandef));
+ if (WARN_ON(!cfg80211_chandef_valid(chandef)))
+ return -EINVAL;
if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ,
chandef->chan->center_freq))
if (!rdev->ops->get_key)
return -EOPNOTSUPP;
+ if (!pairwise && mac_addr && !(rdev->wiphy.flags & WIPHY_FLAG_IBSS_RSN))
+ return -ENOENT;
+
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return -ENOMEM;
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr))
goto nla_put_failure;
- if (pairwise && mac_addr &&
- !(rdev->wiphy.flags & WIPHY_FLAG_IBSS_RSN))
- return -ENOENT;
-
err = rdev_get_key(rdev, dev, key_idx, pairwise, mac_addr, &cookie,
get_key_callback);
wdev_lock(dev->ieee80211_ptr);
err = nl80211_key_allowed(dev->ieee80211_ptr);
- if (key.type == NL80211_KEYTYPE_PAIRWISE && mac_addr &&
+ if (key.type == NL80211_KEYTYPE_GROUP && mac_addr &&
!(rdev->wiphy.flags & WIPHY_FLAG_IBSS_RSN))
err = -ENOENT;
{
struct nlattr *tb[NL80211_REG_RULE_ATTR_MAX + 1];
struct nlattr *nl_reg_rule;
- char *alpha2 = NULL;
- int rem_reg_rules = 0, r = 0;
+ char *alpha2;
+ int rem_reg_rules, r;
u32 num_rules = 0, rule_idx = 0, size_of_regd;
enum nl80211_dfs_regions dfs_region = NL80211_DFS_UNSET;
- struct ieee80211_regdomain *rd = NULL;
+ struct ieee80211_regdomain *rd;
if (!info->attrs[NL80211_ATTR_REG_ALPHA2])
return -EINVAL;
}
/* there was no other matchset, so the RSSI one is alone */
- if (i == 0)
+ if (i == 0 && n_match_sets)
request->match_sets[0].rssi_thold = default_match_rssi;
request->min_rssi_thold = INT_MAX;
}
while (1) {
- struct ieee80211_channel *chan;
-
res = rdev_dump_survey(rdev, wdev->netdev, survey_idx, &survey);
if (res == -ENOENT)
break;
goto out;
}
- chan = ieee80211_get_channel(&rdev->wiphy,
- survey.channel->center_freq);
- if (!chan || chan->flags & IEEE80211_CHAN_DISABLED) {
+ if (survey.channel->flags & IEEE80211_CHAN_DISABLED) {
survey_idx++;
continue;
}
}
EXPORT_SYMBOL(cfg80211_mgmt_tx_status);
-void cfg80211_cqm_rssi_notify(struct net_device *dev,
- enum nl80211_cqm_rssi_threshold_event rssi_event,
- gfp_t gfp)
+static struct sk_buff *cfg80211_prepare_cqm(struct net_device *dev,
+ const char *mac, gfp_t gfp)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
- struct wiphy *wiphy = wdev->wiphy;
- struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
- struct sk_buff *msg;
- struct nlattr *pinfoattr;
- void *hdr;
-
- trace_cfg80211_cqm_rssi_notify(dev, rssi_event);
+ struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy);
+ struct sk_buff *msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
+ void **cb;
- msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
if (!msg)
- return;
+ return NULL;
- hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_NOTIFY_CQM);
- if (!hdr) {
+ cb = (void **)msg->cb;
+
+ cb[0] = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_NOTIFY_CQM);
+ if (!cb[0]) {
nlmsg_free(msg);
- return;
+ return NULL;
}
if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex))
goto nla_put_failure;
- pinfoattr = nla_nest_start(msg, NL80211_ATTR_CQM);
- if (!pinfoattr)
+ if (mac && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, mac))
goto nla_put_failure;
- if (nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT,
- rssi_event))
+ cb[1] = nla_nest_start(msg, NL80211_ATTR_CQM);
+ if (!cb[1])
goto nla_put_failure;
- nla_nest_end(msg, pinfoattr);
+ cb[2] = rdev;
- genlmsg_end(msg, hdr);
+ return msg;
+ nla_put_failure:
+ nlmsg_free(msg);
+ return NULL;
+}
+
+static void cfg80211_send_cqm(struct sk_buff *msg, gfp_t gfp)
+{
+ void **cb = (void **)msg->cb;
+ struct cfg80211_registered_device *rdev = cb[2];
+
+ nla_nest_end(msg, cb[1]);
+ genlmsg_end(msg, cb[0]);
+
+ memset(msg->cb, 0, sizeof(msg->cb));
genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0,
NL80211_MCGRP_MLME, gfp);
+}
+
+void cfg80211_cqm_rssi_notify(struct net_device *dev,
+ enum nl80211_cqm_rssi_threshold_event rssi_event,
+ gfp_t gfp)
+{
+ struct sk_buff *msg;
+
+ trace_cfg80211_cqm_rssi_notify(dev, rssi_event);
+
+ if (WARN_ON(rssi_event != NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW &&
+ rssi_event != NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH))
+ return;
+
+ msg = cfg80211_prepare_cqm(dev, NULL, gfp);
+ if (!msg)
+ return;
+
+ if (nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT,
+ rssi_event))
+ goto nla_put_failure;
+
+ cfg80211_send_cqm(msg, gfp);
+
return;
nla_put_failure:
- genlmsg_cancel(msg, hdr);
nlmsg_free(msg);
}
EXPORT_SYMBOL(cfg80211_cqm_rssi_notify);
+void cfg80211_cqm_txe_notify(struct net_device *dev,
+ const u8 *peer, u32 num_packets,
+ u32 rate, u32 intvl, gfp_t gfp)
+{
+ struct sk_buff *msg;
+
+ msg = cfg80211_prepare_cqm(dev, peer, gfp);
+ if (!msg)
+ return;
+
+ if (nla_put_u32(msg, NL80211_ATTR_CQM_TXE_PKTS, num_packets))
+ goto nla_put_failure;
+
+ if (nla_put_u32(msg, NL80211_ATTR_CQM_TXE_RATE, rate))
+ goto nla_put_failure;
+
+ if (nla_put_u32(msg, NL80211_ATTR_CQM_TXE_INTVL, intvl))
+ goto nla_put_failure;
+
+ cfg80211_send_cqm(msg, gfp);
+ return;
+
+ nla_put_failure:
+ nlmsg_free(msg);
+}
+EXPORT_SYMBOL(cfg80211_cqm_txe_notify);
+
+void cfg80211_cqm_pktloss_notify(struct net_device *dev,
+ const u8 *peer, u32 num_packets, gfp_t gfp)
+{
+ struct sk_buff *msg;
+
+ trace_cfg80211_cqm_pktloss_notify(dev, peer, num_packets);
+
+ msg = cfg80211_prepare_cqm(dev, peer, gfp);
+ if (!msg)
+ return;
+
+ if (nla_put_u32(msg, NL80211_ATTR_CQM_PKT_LOSS_EVENT, num_packets))
+ goto nla_put_failure;
+
+ cfg80211_send_cqm(msg, gfp);
+ return;
+
+ nla_put_failure:
+ nlmsg_free(msg);
+}
+EXPORT_SYMBOL(cfg80211_cqm_pktloss_notify);
+
+void cfg80211_cqm_beacon_loss_notify(struct net_device *dev, gfp_t gfp)
+{
+ struct sk_buff *msg;
+
+ msg = cfg80211_prepare_cqm(dev, NULL, gfp);
+ if (!msg)
+ return;
+
+ if (nla_put_flag(msg, NL80211_ATTR_CQM_BEACON_LOSS_EVENT))
+ goto nla_put_failure;
+
+ cfg80211_send_cqm(msg, gfp);
+ return;
+
+ nla_put_failure:
+ nlmsg_free(msg);
+}
+EXPORT_SYMBOL(cfg80211_cqm_beacon_loss_notify);
+
static void nl80211_gtk_rekey_notify(struct cfg80211_registered_device *rdev,
struct net_device *netdev, const u8 *bssid,
const u8 *replay_ctr, gfp_t gfp)
}
EXPORT_SYMBOL(cfg80211_ch_switch_started_notify);
-void cfg80211_cqm_txe_notify(struct net_device *dev,
- const u8 *peer, u32 num_packets,
- u32 rate, u32 intvl, gfp_t gfp)
-{
- struct wireless_dev *wdev = dev->ieee80211_ptr;
- struct wiphy *wiphy = wdev->wiphy;
- struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
- struct sk_buff *msg;
- struct nlattr *pinfoattr;
- void *hdr;
-
- msg = nlmsg_new(NLMSG_GOODSIZE, gfp);
- if (!msg)
- return;
-
- hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_NOTIFY_CQM);
- if (!hdr) {
- nlmsg_free(msg);
- return;
- }
-
- if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
- nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
- nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer))
- goto nla_put_failure;
-
- pinfoattr = nla_nest_start(msg, NL80211_ATTR_CQM);
- if (!pinfoattr)
- goto nla_put_failure;
-
- if (nla_put_u32(msg, NL80211_ATTR_CQM_TXE_PKTS, num_packets))
- goto nla_put_failure;
-
- if (nla_put_u32(msg, NL80211_ATTR_CQM_TXE_RATE, rate))
- goto nla_put_failure;
-
- if (nla_put_u32(msg, NL80211_ATTR_CQM_TXE_INTVL, intvl))
- goto nla_put_failure;
-
- nla_nest_end(msg, pinfoattr);
-
- genlmsg_end(msg, hdr);
-
- genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0,
- NL80211_MCGRP_MLME, gfp);
- return;
-
- nla_put_failure:
- genlmsg_cancel(msg, hdr);
- nlmsg_free(msg);
-}
-EXPORT_SYMBOL(cfg80211_cqm_txe_notify);
-
void
nl80211_radar_notify(struct cfg80211_registered_device *rdev,
const struct cfg80211_chan_def *chandef,
nlmsg_free(msg);
}
-void cfg80211_cqm_pktloss_notify(struct net_device *dev,
- const u8 *peer, u32 num_packets, gfp_t gfp)
-{
- struct wireless_dev *wdev = dev->ieee80211_ptr;
- struct wiphy *wiphy = wdev->wiphy;
- struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
- struct sk_buff *msg;
- struct nlattr *pinfoattr;
- void *hdr;
-
- trace_cfg80211_cqm_pktloss_notify(dev, peer, num_packets);
-
- msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
- if (!msg)
- return;
-
- hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_NOTIFY_CQM);
- if (!hdr) {
- nlmsg_free(msg);
- return;
- }
-
- if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
- nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
- nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer))
- goto nla_put_failure;
-
- pinfoattr = nla_nest_start(msg, NL80211_ATTR_CQM);
- if (!pinfoattr)
- goto nla_put_failure;
-
- if (nla_put_u32(msg, NL80211_ATTR_CQM_PKT_LOSS_EVENT, num_packets))
- goto nla_put_failure;
-
- nla_nest_end(msg, pinfoattr);
-
- genlmsg_end(msg, hdr);
-
- genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0,
- NL80211_MCGRP_MLME, gfp);
- return;
-
- nla_put_failure:
- genlmsg_cancel(msg, hdr);
- nlmsg_free(msg);
-}
-EXPORT_SYMBOL(cfg80211_cqm_pktloss_notify);
-
void cfg80211_probe_status(struct net_device *dev, const u8 *addr,
u64 cookie, bool acked, gfp_t gfp)
{
git.openpandora.org / pandora-kernel.git / blobdiff