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Diffstat (limited to 'net/mac80211/util.c')
-rw-r--r--net/mac80211/util.c30
1 files changed, 18 insertions, 12 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 39fa2a50385d..0e4e1956bcea 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -796,7 +796,7 @@ static void __iterate_interfaces(struct ieee80211_local *local,
sdata = rcu_dereference_check(local->monitor_sdata,
lockdep_is_held(&local->iflist_mtx) ||
- lockdep_rtnl_is_held());
+ lockdep_is_held(&local->hw.wiphy->mtx));
if (sdata &&
(iter_flags & IEEE80211_IFACE_ITER_RESUME_ALL || !active_only ||
sdata->flags & IEEE80211_SDATA_IN_DRIVER))
@@ -943,7 +943,12 @@ static void ieee80211_parse_extension_element(u32 *crc,
struct ieee802_11_elems *elems)
{
const void *data = elem->data + 1;
- u8 len = elem->datalen - 1;
+ u8 len;
+
+ if (!elem->datalen)
+ return;
+
+ len = elem->datalen - 1;
switch (elem->data[0]) {
case WLAN_EID_EXT_HE_MU_EDCA:
@@ -2063,7 +2068,7 @@ struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata,
chandef.chan = chan;
skb = ieee80211_probereq_get(&local->hw, src, ssid, ssid_len,
- 100 + ie_len);
+ local->scan_ies_len + ie_len);
if (!skb)
return NULL;
@@ -2381,7 +2386,7 @@ int ieee80211_reconfig(struct ieee80211_local *local)
IEEE80211_TPT_LEDTRIG_FL_RADIO, 0);
/* add interfaces */
- sdata = rtnl_dereference(local->monitor_sdata);
+ sdata = wiphy_dereference(local->hw.wiphy, local->monitor_sdata);
if (sdata) {
/* in HW restart it exists already */
WARN_ON(local->resuming);
@@ -2426,7 +2431,8 @@ int ieee80211_reconfig(struct ieee80211_local *local)
WARN_ON(drv_add_chanctx(local, ctx));
mutex_unlock(&local->chanctx_mtx);
- sdata = rtnl_dereference(local->monitor_sdata);
+ sdata = wiphy_dereference(local->hw.wiphy,
+ local->monitor_sdata);
if (sdata && ieee80211_sdata_running(sdata))
ieee80211_assign_chanctx(local, sdata);
}
@@ -2645,6 +2651,13 @@ int ieee80211_reconfig(struct ieee80211_local *local)
mutex_unlock(&local->sta_mtx);
}
+ /*
+ * If this is for hw restart things are still running.
+ * We may want to change that later, however.
+ */
+ if (local->open_count && (!suspended || reconfig_due_to_wowlan))
+ drv_reconfig_complete(local, IEEE80211_RECONFIG_TYPE_RESTART);
+
if (local->in_reconfig) {
local->in_reconfig = false;
barrier();
@@ -2663,13 +2676,6 @@ int ieee80211_reconfig(struct ieee80211_local *local)
IEEE80211_QUEUE_STOP_REASON_SUSPEND,
false);
- /*
- * If this is for hw restart things are still running.
- * We may want to change that later, however.
- */
- if (local->open_count && (!suspended || reconfig_due_to_wowlan))
- drv_reconfig_complete(local, IEEE80211_RECONFIG_TYPE_RESTART);
-
if (!suspended)
return 0;