diff options
| author | James Morris <james.morris@microsoft.com> | 2018-03-23 08:26:16 +1100 |
|---|---|---|
| committer | James Morris <james.morris@microsoft.com> | 2018-03-23 08:26:16 +1100 |
| commit | 5893ed18a26d1f56b97c0290b0cbbc2d49d6de28 (patch) | |
| tree | 97aa931519fca28a0a12fad7485347198f8267cc /net/mac80211/mesh.c | |
| parent | 7bd698b3c04e61ee9e03d4c2a55003f75df14dca (diff) | |
| parent | c698ca5278934c0ae32297a8725ced2e27585d7f (diff) | |
Merge tag 'v4.16-rc6' into next-general
Merge to Linux 4.16-rc6 at the request of Jarkko, for his TPM updates.
Diffstat (limited to 'net/mac80211/mesh.c')
| -rw-r--r-- | net/mac80211/mesh.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index 73ac607beb5d..6a381cbe1e33 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -1255,13 +1255,12 @@ int ieee80211_mesh_csa_beacon(struct ieee80211_sub_if_data *sdata, } static int mesh_fwd_csa_frame(struct ieee80211_sub_if_data *sdata, - struct ieee80211_mgmt *mgmt, size_t len) + struct ieee80211_mgmt *mgmt, size_t len, + struct ieee802_11_elems *elems) { struct ieee80211_mgmt *mgmt_fwd; struct sk_buff *skb; struct ieee80211_local *local = sdata->local; - u8 *pos = mgmt->u.action.u.chan_switch.variable; - size_t offset_ttl; skb = dev_alloc_skb(local->tx_headroom + len); if (!skb) @@ -1269,13 +1268,9 @@ static int mesh_fwd_csa_frame(struct ieee80211_sub_if_data *sdata, skb_reserve(skb, local->tx_headroom); mgmt_fwd = skb_put(skb, len); - /* offset_ttl is based on whether the secondary channel - * offset is available or not. Subtract 1 from the mesh TTL - * and disable the initiator flag before forwarding. - */ - offset_ttl = (len < 42) ? 7 : 10; - *(pos + offset_ttl) -= 1; - *(pos + offset_ttl + 1) &= ~WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR; + elems->mesh_chansw_params_ie->mesh_ttl--; + elems->mesh_chansw_params_ie->mesh_flags &= + ~WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR; memcpy(mgmt_fwd, mgmt, len); eth_broadcast_addr(mgmt_fwd->da); @@ -1323,7 +1318,7 @@ static void mesh_rx_csa_frame(struct ieee80211_sub_if_data *sdata, /* forward or re-broadcast the CSA frame */ if (fwd_csa) { - if (mesh_fwd_csa_frame(sdata, mgmt, len) < 0) + if (mesh_fwd_csa_frame(sdata, mgmt, len, &elems) < 0) mcsa_dbg(sdata, "Failed to forward the CSA frame"); } } |