summaryrefslogtreecommitdiffstats
path: root/net/mac80211
diff options
context:
space:
mode:
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/main.c20
-rw-r--r--net/mac80211/rc80211_minstrel.c4
-rw-r--r--net/mac80211/rc80211_pid_algo.c73
-rw-r--r--net/mac80211/tx.c2
4 files changed, 52 insertions, 47 deletions
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index fbcbed6cad0..14134193cd1 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -757,6 +757,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
local->hw.conf.long_frame_max_tx_count = 4;
local->hw.conf.short_frame_max_tx_count = 7;
local->hw.conf.radio_enabled = true;
+ local->user_power_level = -1;
INIT_LIST_HEAD(&local->interfaces);
mutex_init(&local->iflist_mtx);
@@ -909,6 +910,13 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
if (result < 0)
goto fail_sta_info;
+ result = ieee80211_wep_init(local);
+ if (result < 0) {
+ printk(KERN_DEBUG "%s: Failed to initialize wep: %d\n",
+ wiphy_name(local->hw.wiphy), result);
+ goto fail_wep;
+ }
+
rtnl_lock();
result = dev_alloc_name(local->mdev, local->mdev->name);
if (result < 0)
@@ -930,14 +938,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
goto fail_rate;
}
- result = ieee80211_wep_init(local);
-
- if (result < 0) {
- printk(KERN_DEBUG "%s: Failed to initialize wep: %d\n",
- wiphy_name(local->hw.wiphy), result);
- goto fail_wep;
- }
-
/* add one default STA interface if supported */
if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_STATION)) {
result = ieee80211_if_add(local, "wlan%d", NULL,
@@ -967,13 +967,13 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
return 0;
-fail_wep:
- rate_control_deinitialize(local);
fail_rate:
unregister_netdevice(local->mdev);
local->mdev = NULL;
fail_dev:
rtnl_unlock();
+ ieee80211_wep_free(local);
+fail_wep:
sta_info_stop(local);
fail_sta_info:
debugfs_hw_del(local);
diff --git a/net/mac80211/rc80211_minstrel.c b/net/mac80211/rc80211_minstrel.c
index 3824990d340..d9233ec5061 100644
--- a/net/mac80211/rc80211_minstrel.c
+++ b/net/mac80211/rc80211_minstrel.c
@@ -476,8 +476,8 @@ minstrel_alloc_sta(void *priv, struct ieee80211_sta *sta, gfp_t gfp)
return NULL;
for (i = 0; i < IEEE80211_NUM_BANDS; i++) {
- sband = hw->wiphy->bands[hw->conf.channel->band];
- if (sband->n_bitrates > max_rates)
+ sband = hw->wiphy->bands[i];
+ if (sband && sband->n_bitrates > max_rates)
max_rates = sband->n_bitrates;
}
diff --git a/net/mac80211/rc80211_pid_algo.c b/net/mac80211/rc80211_pid_algo.c
index b16801cde06..8bef9a1262f 100644
--- a/net/mac80211/rc80211_pid_algo.c
+++ b/net/mac80211/rc80211_pid_algo.c
@@ -317,13 +317,44 @@ rate_control_pid_rate_init(void *priv, struct ieee80211_supported_band *sband,
struct ieee80211_sta *sta, void *priv_sta)
{
struct rc_pid_sta_info *spinfo = priv_sta;
+ struct rc_pid_info *pinfo = priv;
+ struct rc_pid_rateinfo *rinfo = pinfo->rinfo;
struct sta_info *si;
+ int i, j, tmp;
+ bool s;
/* TODO: This routine should consider using RSSI from previous packets
* as we need to have IEEE 802.1X auth succeed immediately after assoc..
* Until that method is implemented, we will use the lowest supported
* rate as a workaround. */
+ /* Sort the rates. This is optimized for the most common case (i.e.
+ * almost-sorted CCK+OFDM rates). Kind of bubble-sort with reversed
+ * mapping too. */
+ for (i = 0; i < sband->n_bitrates; i++) {
+ rinfo[i].index = i;
+ rinfo[i].rev_index = i;
+ if (RC_PID_FAST_START)
+ rinfo[i].diff = 0;
+ else
+ rinfo[i].diff = i * pinfo->norm_offset;
+ }
+ for (i = 1; i < sband->n_bitrates; i++) {
+ s = 0;
+ for (j = 0; j < sband->n_bitrates - i; j++)
+ if (unlikely(sband->bitrates[rinfo[j].index].bitrate >
+ sband->bitrates[rinfo[j + 1].index].bitrate)) {
+ tmp = rinfo[j].index;
+ rinfo[j].index = rinfo[j + 1].index;
+ rinfo[j + 1].index = tmp;
+ rinfo[rinfo[j].index].rev_index = j;
+ rinfo[rinfo[j + 1].index].rev_index = j + 1;
+ s = 1;
+ }
+ if (!s)
+ break;
+ }
+
spinfo->txrate_idx = rate_lowest_index(sband, sta);
/* HACK */
si = container_of(sta, struct sta_info, sta);
@@ -336,21 +367,22 @@ static void *rate_control_pid_alloc(struct ieee80211_hw *hw,
struct rc_pid_info *pinfo;
struct rc_pid_rateinfo *rinfo;
struct ieee80211_supported_band *sband;
- int i, j, tmp;
- bool s;
+ int i, max_rates = 0;
#ifdef CONFIG_MAC80211_DEBUGFS
struct rc_pid_debugfs_entries *de;
#endif
- sband = hw->wiphy->bands[hw->conf.channel->band];
-
pinfo = kmalloc(sizeof(*pinfo), GFP_ATOMIC);
if (!pinfo)
return NULL;
- /* We can safely assume that sband won't change unless we get
- * reinitialized. */
- rinfo = kmalloc(sizeof(*rinfo) * sband->n_bitrates, GFP_ATOMIC);
+ for (i = 0; i < IEEE80211_NUM_BANDS; i++) {
+ sband = hw->wiphy->bands[i];
+ if (sband && sband->n_bitrates > max_rates)
+ max_rates = sband->n_bitrates;
+ }
+
+ rinfo = kmalloc(sizeof(*rinfo) * max_rates, GFP_ATOMIC);
if (!rinfo) {
kfree(pinfo);
return NULL;
@@ -368,33 +400,6 @@ static void *rate_control_pid_alloc(struct ieee80211_hw *hw,
pinfo->rinfo = rinfo;
pinfo->oldrate = 0;
- /* Sort the rates. This is optimized for the most common case (i.e.
- * almost-sorted CCK+OFDM rates). Kind of bubble-sort with reversed
- * mapping too. */
- for (i = 0; i < sband->n_bitrates; i++) {
- rinfo[i].index = i;
- rinfo[i].rev_index = i;
- if (RC_PID_FAST_START)
- rinfo[i].diff = 0;
- else
- rinfo[i].diff = i * pinfo->norm_offset;
- }
- for (i = 1; i < sband->n_bitrates; i++) {
- s = 0;
- for (j = 0; j < sband->n_bitrates - i; j++)
- if (unlikely(sband->bitrates[rinfo[j].index].bitrate >
- sband->bitrates[rinfo[j + 1].index].bitrate)) {
- tmp = rinfo[j].index;
- rinfo[j].index = rinfo[j + 1].index;
- rinfo[j + 1].index = tmp;
- rinfo[rinfo[j].index].rev_index = j;
- rinfo[rinfo[j + 1].index].rev_index = j + 1;
- s = 1;
- }
- if (!s)
- break;
- }
-
#ifdef CONFIG_MAC80211_DEBUGFS
de = &pinfo->dentries;
de->target = debugfs_create_u32("target_pf", S_IRUSR | S_IWUSR,
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 3fb04a86444..63656266d56 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -772,7 +772,7 @@ ieee80211_tx_h_fragment(struct ieee80211_tx_data *tx)
hdrlen = ieee80211_hdrlen(hdr->frame_control);
/* internal error, why is TX_FRAGMENTED set? */
- if (WARN_ON(skb->len <= frag_threshold))
+ if (WARN_ON(skb->len + FCS_LEN <= frag_threshold))
return TX_DROP;
/*
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-29 07:04:22 +0000