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-rw-r--r--net/wireless/core.c14
-rw-r--r--net/wireless/core.h4
-rw-r--r--net/wireless/nl80211.c109
-rw-r--r--net/wireless/reg.c8
-rw-r--r--net/wireless/scan.c4
-rw-r--r--net/wireless/sme.c2
-rw-r--r--net/wireless/sysfs.c6
-rw-r--r--net/wireless/util.c38
8 files changed, 158 insertions, 27 deletions
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 880dbe2e6f94..c14865172da7 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -488,6 +488,10 @@ int wiphy_register(struct wiphy *wiphy)
int i;
u16 ifmodes = wiphy->interface_modes;
+ if (WARN_ON((wiphy->wowlan.flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) &&
+ !(wiphy->wowlan.flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY)))
+ return -EINVAL;
+
if (WARN_ON(wiphy->addresses && !wiphy->n_addresses))
return -EINVAL;
@@ -612,6 +616,9 @@ int wiphy_register(struct wiphy *wiphy)
if (res)
goto out_rm_dev;
+ rtnl_lock();
+ rdev->wiphy.registered = true;
+ rtnl_unlock();
return 0;
out_rm_dev:
@@ -643,6 +650,10 @@ void wiphy_unregister(struct wiphy *wiphy)
{
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+ rtnl_lock();
+ rdev->wiphy.registered = false;
+ rtnl_unlock();
+
rfkill_unregister(rdev->rfkill);
/* protect the device list */
@@ -918,7 +929,8 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb,
* Configure power management to the driver here so that its
* correctly set also after interface type changes etc.
*/
- if (wdev->iftype == NL80211_IFTYPE_STATION &&
+ if ((wdev->iftype == NL80211_IFTYPE_STATION ||
+ wdev->iftype == NL80211_IFTYPE_P2P_CLIENT) &&
rdev->ops->set_power_mgmt)
if (rdev->ops->set_power_mgmt(wdev->wiphy, dev,
wdev->ps,
diff --git a/net/wireless/core.h b/net/wireless/core.h
index a570ff9214ec..8672e028022f 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -447,6 +447,10 @@ int cfg80211_set_freq(struct cfg80211_registered_device *rdev,
u16 cfg80211_calculate_bitrate(struct rate_info *rate);
+int ieee80211_get_ratemask(struct ieee80211_supported_band *sband,
+ const u8 *rates, unsigned int n_rates,
+ u32 *mask);
+
int cfg80211_validate_beacon_int(struct cfg80211_registered_device *rdev,
u32 beacon_int);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 6a82c898f831..e83e7fee3bc0 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -177,6 +177,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = {
[NL80211_ATTR_STA_PLINK_STATE] = { .type = NLA_U8 },
[NL80211_ATTR_SCHED_SCAN_INTERVAL] = { .type = NLA_U32 },
[NL80211_ATTR_REKEY_DATA] = { .type = NLA_NESTED },
+ [NL80211_ATTR_SCAN_SUPP_RATES] = { .type = NLA_NESTED },
};
/* policy for the key attributes */
@@ -205,6 +206,10 @@ nl80211_wowlan_policy[NUM_NL80211_WOWLAN_TRIG] = {
[NL80211_WOWLAN_TRIG_DISCONNECT] = { .type = NLA_FLAG },
[NL80211_WOWLAN_TRIG_MAGIC_PKT] = { .type = NLA_FLAG },
[NL80211_WOWLAN_TRIG_PKT_PATTERN] = { .type = NLA_NESTED },
+ [NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE] = { .type = NLA_FLAG },
+ [NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST] = { .type = NLA_FLAG },
+ [NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE] = { .type = NLA_FLAG },
+ [NL80211_WOWLAN_TRIG_RFKILL_RELEASE] = { .type = NLA_FLAG },
};
/* policy for GTK rekey offload attributes */
@@ -692,8 +697,12 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
dev->wiphy.coverage_class);
NLA_PUT_U8(msg, NL80211_ATTR_MAX_NUM_SCAN_SSIDS,
dev->wiphy.max_scan_ssids);
+ NLA_PUT_U8(msg, NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS,
+ dev->wiphy.max_sched_scan_ssids);
NLA_PUT_U16(msg, NL80211_ATTR_MAX_SCAN_IE_LEN,
dev->wiphy.max_scan_ie_len);
+ NLA_PUT_U16(msg, NL80211_ATTR_MAX_SCHED_SCAN_IE_LEN,
+ dev->wiphy.max_sched_scan_ie_len);
if (dev->wiphy.flags & WIPHY_FLAG_IBSS_RSN)
NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_IBSS_RSN);
@@ -929,6 +938,16 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_DISCONNECT);
if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_MAGIC_PKT)
NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT);
+ if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY)
+ NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED);
+ if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE)
+ NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE);
+ if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_EAP_IDENTITY_REQ)
+ NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST);
+ if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_4WAY_HANDSHAKE)
+ NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE);
+ if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_RFKILL_RELEASE)
+ NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE);
if (dev->wiphy.wowlan.n_patterns) {
struct nl80211_wowlan_pattern_support pat = {
.max_patterns = dev->wiphy.wowlan.n_patterns,
@@ -3306,7 +3325,6 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
struct nlattr *attr;
struct wiphy *wiphy;
int err, tmp, n_ssids = 0, n_channels, i;
- enum ieee80211_band band;
size_t ie_len;
if (!is_valid_ie_attr(info->attrs[NL80211_ATTR_IE]))
@@ -3326,6 +3344,7 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
if (!n_channels)
return -EINVAL;
} else {
+ enum ieee80211_band band;
n_channels = 0;
for (band = 0; band < IEEE80211_NUM_BANDS; band++)
@@ -3386,6 +3405,8 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
i++;
}
} else {
+ enum ieee80211_band band;
+
/* all channels */
for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
int j;
@@ -3432,6 +3453,30 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
request->ie_len);
}
+ for (i = 0; i < IEEE80211_NUM_BANDS; i++)
+ if (wiphy->bands[i])
+ request->rates[i] =
+ (1 << wiphy->bands[i]->n_bitrates) - 1;
+
+ if (info->attrs[NL80211_ATTR_SCAN_SUPP_RATES]) {
+ nla_for_each_nested(attr,
+ info->attrs[NL80211_ATTR_SCAN_SUPP_RATES],
+ tmp) {
+ enum ieee80211_band band = nla_type(attr);
+
+ if (band < 0 || band >= IEEE80211_NUM_BANDS) {
+ err = -EINVAL;
+ goto out_free;
+ }
+ err = ieee80211_get_ratemask(wiphy->bands[band],
+ nla_data(attr),
+ nla_len(attr),
+ &request->rates[band]);
+ if (err)
+ goto out_free;
+ }
+ }
+
request->dev = dev;
request->wiphy = &rdev->wiphy;
@@ -3497,7 +3542,7 @@ static int nl80211_start_sched_scan(struct sk_buff *skb,
tmp)
n_ssids++;
- if (n_ssids > wiphy->max_scan_ssids)
+ if (n_ssids > wiphy->max_sched_scan_ssids)
return -EINVAL;
if (info->attrs[NL80211_ATTR_IE])
@@ -3505,7 +3550,7 @@ static int nl80211_start_sched_scan(struct sk_buff *skb,
else
ie_len = 0;
- if (ie_len > wiphy->max_scan_ie_len)
+ if (ie_len > wiphy->max_sched_scan_ie_len)
return -EINVAL;
mutex_lock(&rdev->sched_scan_mtx);
@@ -4318,25 +4363,12 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
nla_len(info->attrs[NL80211_ATTR_BSS_BASIC_RATES]);
struct ieee80211_supported_band *sband =
wiphy->bands[ibss.channel->band];
- int i, j;
+ int err;
- if (n_rates == 0)
- return -EINVAL;
-
- for (i = 0; i < n_rates; i++) {
- int rate = (rates[i] & 0x7f) * 5;
- bool found = false;
-
- for (j = 0; j < sband->n_bitrates; j++) {
- if (sband->bitrates[j].bitrate == rate) {
- found = true;
- ibss.basic_rates |= BIT(j);
- break;
- }
- }
- if (!found)
- return -EINVAL;
- }
+ err = ieee80211_get_ratemask(sband, rates, n_rates,
+ &ibss.basic_rates);
+ if (err)
+ return err;
}
if (info->attrs[NL80211_ATTR_MCAST_RATE] &&
@@ -5272,6 +5304,14 @@ static int nl80211_get_wowlan(struct sk_buff *skb, struct genl_info *info)
NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_DISCONNECT);
if (rdev->wowlan->magic_pkt)
NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT);
+ if (rdev->wowlan->gtk_rekey_failure)
+ NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE);
+ if (rdev->wowlan->eap_identity_req)
+ NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST);
+ if (rdev->wowlan->four_way_handshake)
+ NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE);
+ if (rdev->wowlan->rfkill_release)
+ NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE);
if (rdev->wowlan->n_patterns) {
struct nlattr *nl_pats, *nl_pat;
int i, pat_len;
@@ -5348,6 +5388,33 @@ static int nl80211_set_wowlan(struct sk_buff *skb, struct genl_info *info)
new_triggers.magic_pkt = true;
}
+ if (tb[NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED])
+ return -EINVAL;
+
+ if (tb[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE]) {
+ if (!(wowlan->flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE))
+ return -EINVAL;
+ new_triggers.gtk_rekey_failure = true;
+ }
+
+ if (tb[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST]) {
+ if (!(wowlan->flags & WIPHY_WOWLAN_EAP_IDENTITY_REQ))
+ return -EINVAL;
+ new_triggers.eap_identity_req = true;
+ }
+
+ if (tb[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE]) {
+ if (!(wowlan->flags & WIPHY_WOWLAN_4WAY_HANDSHAKE))
+ return -EINVAL;
+ new_triggers.four_way_handshake = true;
+ }
+
+ if (tb[NL80211_WOWLAN_TRIG_RFKILL_RELEASE]) {
+ if (!(wowlan->flags & WIPHY_WOWLAN_RFKILL_RELEASE))
+ return -EINVAL;
+ new_triggers.rfkill_release = true;
+ }
+
if (tb[NL80211_WOWLAN_TRIG_PKT_PATTERN]) {
struct nlattr *pat;
int n_patterns = 0;
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 1ad0f39fe091..68a471ba193f 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -852,6 +852,7 @@ static void handle_channel(struct wiphy *wiphy,
return;
}
+ chan->beacon_found = false;
chan->flags = flags | bw_flags | map_regdom_flags(reg_rule->flags);
chan->max_antenna_gain = min(chan->orig_mag,
(int) MBI_TO_DBI(power_rule->max_antenna_gain));
@@ -903,7 +904,7 @@ static bool ignore_reg_update(struct wiphy *wiphy,
initiator != NL80211_REGDOM_SET_BY_COUNTRY_IE &&
!is_world_regdom(last_request->alpha2)) {
REG_DBG_PRINT("Ignoring regulatory request %s "
- "since the driver requires its own regulaotry "
+ "since the driver requires its own regulatory "
"domain to be set first",
reg_initiator_name(initiator));
return true;
@@ -1125,12 +1126,13 @@ void wiphy_update_regulatory(struct wiphy *wiphy,
enum ieee80211_band band;
if (ignore_reg_update(wiphy, initiator))
- goto out;
+ return;
+
for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
if (wiphy->bands[band])
handle_band(wiphy, band, initiator);
}
-out:
+
reg_process_beacons(wiphy);
reg_process_ht_flags(wiphy);
if (wiphy->reg_notifier)
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 1c4672e35144..2936cb809152 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -862,6 +862,10 @@ int cfg80211_wext_siwscan(struct net_device *dev,
creq->n_ssids = 0;
}
+ for (i = 0; i < IEEE80211_NUM_BANDS; i++)
+ if (wiphy->bands[i])
+ creq->rates[i] = (1 << wiphy->bands[i]->n_bitrates) - 1;
+
rdev->scan_req = creq;
err = rdev->ops->scan(wiphy, dev, creq);
if (err) {
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index b7b6ff8be553..dec0fa28372e 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -118,6 +118,8 @@ static int cfg80211_conn_scan(struct wireless_dev *wdev)
i++, j++)
request->channels[i] =
&wdev->wiphy->bands[band]->channels[j];
+ request->rates[band] =
+ (1 << wdev->wiphy->bands[band]->n_bitrates) - 1;
}
}
request->n_channels = n_channels;
diff --git a/net/wireless/sysfs.c b/net/wireless/sysfs.c
index c6e4ca6a7d2e..ff574597a854 100644
--- a/net/wireless/sysfs.c
+++ b/net/wireless/sysfs.c
@@ -93,7 +93,8 @@ static int wiphy_suspend(struct device *dev, pm_message_t state)
if (rdev->ops->suspend) {
rtnl_lock();
- ret = rdev->ops->suspend(&rdev->wiphy, rdev->wowlan);
+ if (rdev->wiphy.registered)
+ ret = rdev->ops->suspend(&rdev->wiphy, rdev->wowlan);
rtnl_unlock();
}
@@ -112,7 +113,8 @@ static int wiphy_resume(struct device *dev)
if (rdev->ops->resume) {
rtnl_lock();
- ret = rdev->ops->resume(&rdev->wiphy);
+ if (rdev->wiphy.registered)
+ ret = rdev->ops->resume(&rdev->wiphy);
rtnl_unlock();
}
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 4d7b83fbc32f..be75a3a0424e 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -1006,3 +1006,41 @@ int cfg80211_can_change_interface(struct cfg80211_registered_device *rdev,
return -EBUSY;
}
+
+int ieee80211_get_ratemask(struct ieee80211_supported_band *sband,
+ const u8 *rates, unsigned int n_rates,
+ u32 *mask)
+{
+ int i, j;
+
+ if (!sband)
+ return -EINVAL;
+
+ if (n_rates == 0 || n_rates > NL80211_MAX_SUPP_RATES)
+ return -EINVAL;
+
+ *mask = 0;
+
+ for (i = 0; i < n_rates; i++) {
+ int rate = (rates[i] & 0x7f) * 5;
+ bool found = false;
+
+ for (j = 0; j < sband->n_bitrates; j++) {
+ if (sband->bitrates[j].bitrate == rate) {
+ found = true;
+ *mask |= BIT(j);
+ break;
+ }
+ }
+ if (!found)
+ return -EINVAL;
+ }
+
+ /*
+ * mask must have at least one bit set here since we
+ * didn't accept a 0-length rates array nor allowed
+ * entries in the array that didn't exist
+ */
+
+ return 0;
+}
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