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-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c5
-rw-r--r--drivers/net/wireless/ti/wlcore/main.c3
-rw-r--r--include/net/mac80211.h11
-rw-r--r--net/mac80211/ieee80211_i.h2
-rw-r--r--net/mac80211/iface.c3
-rw-r--r--net/mac80211/main.c16
-rw-r--r--net/mac80211/mlme.c8
-rw-r--r--net/mac80211/trace.h13
8 files changed, 22 insertions, 39 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
index f0fc8cd4d5df..e4b42f7e659c 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
@@ -539,9 +539,8 @@ brcms_ops_bss_info_changed(struct ieee80211_hw *hw,
if (changed & BSS_CHANGED_ARP_FILTER) {
/* Hardware ARP filter address list or state changed */
- brcms_err(core, "%s: arp filtering: enabled %s, count %d"
- " (implement)\n", __func__, info->arp_filter_enabled ?
- "true" : "false", info->arp_addr_cnt);
+ brcms_err(core, "%s: arp filtering: %d addresses"
+ " (implement)\n", __func__, info->arp_addr_cnt);
}
if (changed & BSS_CHANGED_QOS) {
diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c
index ce6e62a37e14..919ad70cc520 100644
--- a/drivers/net/wireless/ti/wlcore/main.c
+++ b/drivers/net/wireless/ti/wlcore/main.c
@@ -4113,8 +4113,7 @@ sta_not_found:
wlvif->sta.qos = bss_conf->qos;
WARN_ON(wlvif->bss_type != BSS_TYPE_STA_BSS);
- if (bss_conf->arp_addr_cnt == 1 &&
- bss_conf->arp_filter_enabled) {
+ if (bss_conf->arp_addr_cnt == 1 && bss_conf->assoc) {
wlvif->ip_addr = addr;
/*
* The template should have been configured only upon
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index e0825a9dbfea..679ad4bb222b 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -297,11 +297,9 @@ enum ieee80211_rssi_event {
* may filter ARP queries targeted for other addresses than listed here.
* The driver must allow ARP queries targeted for all address listed here
* to pass through. An empty list implies no ARP queries need to pass.
- * @arp_addr_cnt: Number of addresses currently on the list.
- * @arp_filter_enabled: Enable ARP filtering - if enabled, the hardware may
- * filter ARP queries based on the @arp_addr_list, if disabled, the
- * hardware must not perform any ARP filtering. Note, that the filter will
- * be enabled also in promiscuous mode.
+ * @arp_addr_cnt: Number of addresses currently on the list. Note that this
+ * may be larger than %IEEE80211_BSS_ARP_ADDR_LIST_LEN (the arp_addr_list
+ * array size), it's up to the driver what to do in that case.
* @qos: This is a QoS-enabled BSS.
* @idle: This interface is idle. There's also a global idle flag in the
* hardware config which may be more appropriate depending on what
@@ -338,8 +336,7 @@ struct ieee80211_bss_conf {
u32 cqm_rssi_hyst;
struct cfg80211_chan_def chandef;
__be32 arp_addr_list[IEEE80211_BSS_ARP_ADDR_LIST_LEN];
- u8 arp_addr_cnt;
- bool arp_filter_enabled;
+ int arp_addr_cnt;
bool qos;
bool idle;
bool ps;
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 0fa44a965ad9..b1fed5491ed6 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -747,8 +747,6 @@ struct ieee80211_sub_if_data {
struct work_struct work;
struct sk_buff_head skb_queue;
- bool arp_filter_state;
-
u8 needed_rx_chains;
enum ieee80211_smps_mode smps_mode;
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 06fac2991d40..0a36dc6346bb 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -1574,9 +1574,6 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
/* initialise type-independent data */
sdata->wdev.wiphy = local->hw.wiphy;
sdata->local = local;
-#ifdef CONFIG_INET
- sdata->arp_filter_state = true;
-#endif
for (i = 0; i < IEEE80211_FRAGMENT_MAX; i++)
skb_queue_head_init(&sdata->fragments[i].skb_list);
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 39cfe8f10ad2..baf9720c1876 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -349,27 +349,19 @@ static int ieee80211_ifa_changed(struct notifier_block *nb,
/* Copy the addresses to the bss_conf list */
ifa = idev->ifa_list;
- while (c < IEEE80211_BSS_ARP_ADDR_LIST_LEN && ifa) {
- bss_conf->arp_addr_list[c] = ifa->ifa_address;
+ while (ifa) {
+ if (c < IEEE80211_BSS_ARP_ADDR_LIST_LEN)
+ bss_conf->arp_addr_list[c] = ifa->ifa_address;
ifa = ifa->ifa_next;
c++;
}
- /* If not all addresses fit the list, disable filtering */
- if (ifa) {
- sdata->arp_filter_state = false;
- c = 0;
- } else {
- sdata->arp_filter_state = true;
- }
bss_conf->arp_addr_cnt = c;
/* Configure driver only if associated (which also implies it is up) */
- if (ifmgd->associated) {
- bss_conf->arp_filter_enabled = sdata->arp_filter_state;
+ if (ifmgd->associated)
ieee80211_bss_info_change_notify(sdata,
BSS_CHANGED_ARP_FILTER);
- }
mutex_unlock(&ifmgd->mtx);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index e930175771ff..2d9ef20cd38d 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1465,10 +1465,8 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
bss_info_changed |= BSS_CHANGED_CQM;
/* Enable ARP filtering */
- if (bss_conf->arp_filter_enabled != sdata->arp_filter_state) {
- bss_conf->arp_filter_enabled = sdata->arp_filter_state;
+ if (bss_conf->arp_addr_cnt)
bss_info_changed |= BSS_CHANGED_ARP_FILTER;
- }
ieee80211_bss_info_change_notify(sdata, bss_info_changed);
@@ -1582,10 +1580,8 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
cancel_work_sync(&local->dynamic_ps_enable_work);
/* Disable ARP filtering */
- if (sdata->vif.bss_conf.arp_filter_enabled) {
- sdata->vif.bss_conf.arp_filter_enabled = false;
+ if (sdata->vif.bss_conf.arp_addr_cnt)
changed |= BSS_CHANGED_ARP_FILTER;
- }
sdata->vif.bss_conf.qos = false;
changed |= BSS_CHANGED_QOS;
diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h
index 9341b9359b66..e9f95913c6f0 100644
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -347,8 +347,11 @@ TRACE_EVENT(drv_bss_info_changed,
__field(s32, cqm_rssi_hyst);
__field(u32, channel_width);
__field(u32, channel_cfreq1);
- __dynamic_array(u32, arp_addr_list, info->arp_addr_cnt);
- __field(bool, arp_filter_enabled);
+ __dynamic_array(u32, arp_addr_list,
+ info->arp_addr_cnt > IEEE80211_BSS_ARP_ADDR_LIST_LEN ?
+ IEEE80211_BSS_ARP_ADDR_LIST_LEN :
+ info->arp_addr_cnt);
+ __field(int, arp_addr_cnt);
__field(bool, qos);
__field(bool, idle);
__field(bool, ps);
@@ -384,9 +387,11 @@ TRACE_EVENT(drv_bss_info_changed,
__entry->cqm_rssi_hyst = info->cqm_rssi_hyst;
__entry->channel_width = info->chandef.width;
__entry->channel_cfreq1 = info->chandef.center_freq1;
+ __entry->arp_addr_cnt = info->arp_addr_cnt;
memcpy(__get_dynamic_array(arp_addr_list), info->arp_addr_list,
- sizeof(u32) * info->arp_addr_cnt);
- __entry->arp_filter_enabled = info->arp_filter_enabled;
+ sizeof(u32) * (info->arp_addr_cnt > IEEE80211_BSS_ARP_ADDR_LIST_LEN ?
+ IEEE80211_BSS_ARP_ADDR_LIST_LEN :
+ info->arp_addr_cnt));
__entry->qos = info->qos;
__entry->idle = info->idle;
__entry->ps = info->ps;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.