diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2012-09-06 15:55:50 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2012-09-06 15:56:02 +0200 |
| commit | 944b9e375d89271c39995d363f62cb91734fae5f (patch) | |
| tree | bd6014bd0be251cdf2b32b12ca8a62e55742c0ee /net/mac80211/tx.c | |
| parent | a4ed53466a289a4139405bf7190c78a8e9d8debf (diff) | |
| parent | 7ce8c7a3433c6d6f4adfec0611d250782f0b4b0c (diff) | |
Merge remote-tracking branch 'mac80211/master' into mac80211-next
Pull in mac80211.git to let the next patch apply
without conflicts, also resolving a hwsim conflict.
Conflicts:
drivers/net/wireless/mac80211_hwsim.c
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/tx.c')
| -rw-r--r-- | net/mac80211/tx.c | 38 |
1 files changed, 16 insertions, 22 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 3b807bcb8fc..29eb4e67823 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1807,37 +1807,31 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, meshhdrlen = ieee80211_new_mesh_header(&mesh_hdr, sdata, NULL, NULL); } else { - int is_mesh_mcast = 1; - const u8 *mesh_da; + /* DS -> MBSS (802.11-2012 13.11.3.3). + * For unicast with unknown forwarding information, + * destination might be in the MBSS or if that fails + * forwarded to another mesh gate. In either case + * resolution will be handled in ieee80211_xmit(), so + * leave the original DA. This also works for mcast */ + const u8 *mesh_da = skb->data; + + if (mppath) + mesh_da = mppath->mpp; + else if (mpath) + mesh_da = mpath->dst; + rcu_read_unlock(); - if (is_multicast_ether_addr(skb->data)) - /* DA TA mSA AE:SA */ - mesh_da = skb->data; - else { - static const u8 bcast[ETH_ALEN] = - { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; - if (mppath) { - /* RA TA mDA mSA AE:DA SA */ - mesh_da = mppath->mpp; - is_mesh_mcast = 0; - } else if (mpath) { - mesh_da = mpath->dst; - is_mesh_mcast = 0; - } else { - /* DA TA mSA AE:SA */ - mesh_da = bcast; - } - } hdrlen = ieee80211_fill_mesh_addresses(&hdr, &fc, mesh_da, sdata->vif.addr); - rcu_read_unlock(); - if (is_mesh_mcast) + if (is_multicast_ether_addr(mesh_da)) + /* DA TA mSA AE:SA */ meshhdrlen = ieee80211_new_mesh_header(&mesh_hdr, sdata, skb->data + ETH_ALEN, NULL); else + /* RA TA mDA mSA AE:DA SA */ meshhdrlen = ieee80211_new_mesh_header(&mesh_hdr, sdata, |