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authorThomas Pedersen <thomas@cozybit.com>2012-04-18 19:23:43 -0700
committerJohn W. Linville <linville@tuxdriver.com>2012-04-23 15:34:07 -0400
commitf743ff4907fa5bc2b460f48ace831a560806a9fb (patch)
tree2bf0f42ee4935ff5ee558d5db6a6e529ec1997e3 /net/mac80211/mesh_plink.c
parent54ab1ffb6cd94e5c013d61c192e78e30fdf25f8a (diff)
downloadop-kernel-dev-f743ff4907fa5bc2b460f48ace831a560806a9fb.zip
op-kernel-dev-f743ff4907fa5bc2b460f48ace831a560806a9fb.tar.gz
mac80211: refactor mesh peer rate handling
To avoid passing supp_rates and basic_rates around all the time, just derive these when needed in mesh_matches_local() and mesh_peer_init(). Signed-off-by: Thomas Pedersen <thomas@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/mesh_plink.c')
-rw-r--r--net/mac80211/mesh_plink.c25
1 files changed, 11 insertions, 14 deletions
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index c3a0b0a..c2af7b3 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -268,20 +268,22 @@ static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata,
*
* @sdata: local meshif
* @addr: peer's address
- * @rates: station's supported rates
* @elems: IEs from beacon or mesh peering frame
*
* call under RCU
*/
static struct sta_info *mesh_peer_init(struct ieee80211_sub_if_data *sdata,
- u8 *addr, u32 rates,
+ u8 *addr,
struct ieee802_11_elems *elems)
{
struct ieee80211_local *local = sdata->local;
+ enum ieee80211_band band = local->oper_channel->band;
struct ieee80211_supported_band *sband;
+ u32 rates, basic_rates = 0;
struct sta_info *sta;
- sband = local->hw.wiphy->bands[local->oper_channel->band];
+ sband = local->hw.wiphy->bands[band];
+ rates = ieee80211_sta_get_rates(local, elems, band, &basic_rates);
sta = sta_info_get(sdata, addr);
if (!sta) {
@@ -292,7 +294,7 @@ static struct sta_info *mesh_peer_init(struct ieee80211_sub_if_data *sdata,
spin_lock_bh(&sta->lock);
sta->last_rx = jiffies;
- sta->sta.supp_rates[local->hw.conf.channel->band] = rates;
+ sta->sta.supp_rates[band] = rates;
if (elems->ht_cap_elem)
ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
elems->ht_cap_elem,
@@ -306,8 +308,8 @@ static struct sta_info *mesh_peer_init(struct ieee80211_sub_if_data *sdata,
return sta;
}
-void mesh_neighbour_update(u8 *hw_addr, u32 rates,
- struct ieee80211_sub_if_data *sdata,
+void mesh_neighbour_update(struct ieee80211_sub_if_data *sdata,
+ u8 *hw_addr,
struct ieee802_11_elems *elems)
{
struct sta_info *sta;
@@ -322,7 +324,7 @@ void mesh_neighbour_update(u8 *hw_addr, u32 rates,
}
rcu_read_lock();
- sta = mesh_peer_init(sdata, hw_addr, rates, elems);
+ sta = mesh_peer_init(sdata, hw_addr, elems);
if (!sta)
goto out;
@@ -479,7 +481,6 @@ void mesh_plink_block(struct sta_info *sta)
void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_mgmt *mgmt,
size_t len, struct ieee80211_rx_status *rx_status)
{
- struct ieee80211_local *local = sdata->local;
struct ieee802_11_elems elems;
struct sta_info *sta;
enum plink_event event;
@@ -488,7 +489,6 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m
bool deactivated, matches_local = true;
u8 ie_len;
u8 *baseaddr;
- u32 rates, basic_rates = 0;
__le16 plid, llid, reason;
#ifdef CONFIG_MAC80211_VERBOSE_MPL_DEBUG
static const char *mplstates[] = {
@@ -583,11 +583,8 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m
/* Now we will figure out the appropriate event... */
event = PLINK_UNDEFINED;
- rates = ieee80211_sta_get_rates(local, &elems,
- rx_status->band, &basic_rates);
-
if (ftype != WLAN_SP_MESH_PEERING_CLOSE &&
- (!mesh_matches_local(&elems, sdata, basic_rates))) {
+ !mesh_matches_local(sdata, &elems)) {
matches_local = false;
switch (ftype) {
case WLAN_SP_MESH_PEERING_OPEN:
@@ -660,7 +657,7 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m
if (event == OPN_ACPT) {
/* allocate sta entry if necessary and update info */
- sta = mesh_peer_init(sdata, mgmt->sa, rates, &elems);
+ sta = mesh_peer_init(sdata, mgmt->sa, &elems);
if (!sta) {
mpl_dbg("Mesh plink: failed to init peer!\n");
rcu_read_unlock();
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