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-rw-r--r--include/net/cfg80211.h12
-rw-r--r--net/mac80211/cfg.c6
-rw-r--r--net/wireless/nl80211.c2
3 files changed, 18 insertions, 2 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 31d823a..34b8f26 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -424,6 +424,17 @@ enum plink_actions {
};
/**
+ * enum station_parameters_apply_mask - station parameter values to apply
+ * @STATION_PARAM_APPLY_UAPSD: apply new uAPSD parameters (uapsd_queues, max_sp)
+ *
+ * Not all station parameters have in-band "no change" signalling,
+ * for those that don't these flags will are used.
+ */
+enum station_parameters_apply_mask {
+ STATION_PARAM_APPLY_UAPSD = BIT(0),
+};
+
+/**
* struct station_parameters - station parameters
*
* Used to change and create a new station.
@@ -450,6 +461,7 @@ struct station_parameters {
u8 *supported_rates;
struct net_device *vlan;
u32 sta_flags_mask, sta_flags_set;
+ u32 sta_modify_mask;
int listen_interval;
u16 aid;
u8 supported_rates_len;
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 8fef3cd..13061eb 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -714,8 +714,10 @@ static void sta_apply_parameters(struct ieee80211_local *local,
}
spin_unlock_irqrestore(&sta->flaglock, flags);
- sta->sta.uapsd_queues = params->uapsd_queues;
- sta->sta.max_sp = params->max_sp;
+ if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) {
+ sta->sta.uapsd_queues = params->uapsd_queues;
+ sta->sta.max_sp = params->max_sp;
+ }
/*
* cfg80211 validates this (1-2007) and allows setting the AID
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index b850757..3799623 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -2643,6 +2643,8 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
if (params.max_sp & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
return -EINVAL;
+
+ params.sta_modify_mask |= STATION_PARAM_APPLY_UAPSD;
}
if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&