mac80211: merge some pending fixes, fixes skb leaks and some warnings

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29460 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch
index c6dc5e6..34de3ac 100644 (file)
--- a/package/mac80211/patches/300-pending_work.patch
+++ b/package/mac80211/patches/300-pending_work.patch
@@ -589,7 +589,18 @@
                            TEST(TDLS_PEER_AUTH));
 --- a/net/mac80211/ht.c
 +++ b/net/mac80211/ht.c
-@@ -282,6 +282,8 @@ void ieee80211_send_delba(struct ieee802
+@@ -47,7 +47,9 @@ void ieee80211_apply_htcap_overrides(str
+       int i;
+ 
+       if (sdata->vif.type != NL80211_IFTYPE_STATION) {
+-              WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
++              /* AP interfaces call this code when adding new stations,
++               * so just silently ignore non station interfaces.
++               */
+               return;
+       }
+ 
+@@ -282,6 +284,8 @@ void ieee80211_send_delba(struct ieee802
                memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
        else if (sdata->vif.type == NL80211_IFTYPE_STATION)
                memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
@@ -959,7 +970,26 @@
                break;
        case cpu_to_le16(IEEE80211_STYPE_DEAUTH):
        case cpu_to_le16(IEEE80211_STYPE_DISASSOC):
-@@ -2805,10 +2808,16 @@ static int prepare_for_handlers(struct i
+@@ -2796,19 +2799,32 @@ static int prepare_for_handlers(struct i
+                               return 0;
+               } else if (!ieee80211_bssid_match(bssid,
+                                       sdata->vif.addr)) {
++                      /*
++                       * Accept public action frames even when the
++                       * BSSID doesn't match, this is used for P2P
++                       * and location updates. Note that mac80211
++                       * itself never looks at these frames.
++                       */
+                       if (!(status->rx_flags & IEEE80211_RX_IN_SCAN) &&
+-                          !ieee80211_is_beacon(hdr->frame_control) &&
+-                          !(ieee80211_is_action(hdr->frame_control) &&
+-                            sdata->vif.p2p))
++                          ieee80211_is_public_action(hdr, skb->len))
++                              return 1;
++                      if (!(status->rx_flags & IEEE80211_RX_IN_SCAN) &&
++                          !ieee80211_is_beacon(hdr->frame_control))
+                               return 0;
+                       status->rx_flags &= ~IEEE80211_RX_RA_MATCH;
                }
                break;
        case NL80211_IFTYPE_WDS:
@@ -1098,3 +1128,44 @@
        ibss.channel_fixed = !!info->attrs[NL80211_ATTR_FREQ_FIXED];
        ibss.privacy = !!info->attrs[NL80211_ATTR_PRIVACY];
  
+--- a/include/linux/ieee80211.h
++++ b/include/linux/ieee80211.h
+@@ -1695,6 +1695,23 @@ static inline bool ieee80211_is_robust_m
+ }
+ 
+ /**
++ * ieee80211_is_public_action - check if frame is a public action frame
++ * @hdr: the frame
++ * @len: length of the frame
++ */
++static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
++                                            size_t len)
++{
++      struct ieee80211_mgmt *mgmt = (void *)hdr;
++
++      if (len < 25)
++              return false;
++      if (!ieee80211_is_action(hdr->frame_control))
++              return false;
++      return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
++}
++
++/**
+  * ieee80211_fhss_chan_to_freq - get channel frequency
+  * @channel: the FHSS channel
+  *
+--- a/net/mac80211/tx.c
++++ b/net/mac80211/tx.c
+@@ -1332,8 +1332,11 @@ static int invoke_tx_handlers(struct iee
+       if (!(tx->local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL))
+               CALL_TXH(ieee80211_tx_h_rate_ctrl);
+ 
+-      if (unlikely(info->flags & IEEE80211_TX_INTFL_RETRANSMISSION))
++      if (unlikely(info->flags & IEEE80211_TX_INTFL_RETRANSMISSION)) {
++              __skb_queue_tail(&tx->skbs, tx->skb);
++              tx->skb = NULL;
+               goto txh_done;
++      }
+ 
+       CALL_TXH(ieee80211_tx_h_michael_mic_add);
+       CALL_TXH(ieee80211_tx_h_sequence);