In analogy with the previous patch to make mac80211-hwsim
verify that the virtual interface pointers are correct,
this makes it very that it knows about all station structs.
Signed-off-by: Johannes Berg <johannes@xxxxxxxxxxxxxxxx>
---
drivers/net/wireless/mac80211_hwsim.c | 43 ++++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
--- everything.orig/drivers/net/wireless/mac80211_hwsim.c 2008-09-10 23:58:12.000000000 +0200
+++ everything/drivers/net/wireless/mac80211_hwsim.c 2008-09-10 23:58:14.000000000 +0200
@@ -52,6 +52,30 @@ static inline void hwsim_clear_magic(str
vp->magic = 0;
}
+struct hwsim_sta_priv {
+ u32 magic;
+};
+
+#define HWSIM_STA_MAGIC 0x6d537748
+
+static inline void hwsim_check_sta_magic(struct ieee80211_sta *sta)
+{
+ struct hwsim_sta_priv *sp = (void *)sta->drv_priv;
+ BUG_ON(sp->magic != HWSIM_VIF_MAGIC);
+}
+
+static inline void hwsim_set_sta_magic(struct ieee80211_sta *sta)
+{
+ struct hwsim_sta_priv *sp = (void *)sta->drv_priv;
+ sp->magic = HWSIM_VIF_MAGIC;
+}
+
+static inline void hwsim_clear_sta_magic(struct ieee80211_sta *sta)
+{
+ struct hwsim_sta_priv *sp = (void *)sta->drv_priv;
+ sp->magic = 0;
+}
+
static struct class *hwsim_class;
static struct ieee80211_hw **hwsim_radios;
@@ -235,6 +259,8 @@ static int mac80211_hwsim_tx(struct ieee
txi = IEEE80211_SKB_CB(skb);
hwsim_check_magic(txi->control.vif);
+ if (txi->control.sta)
+ hwsim_check_sta_magic(txi->control.sta);
memset(&txi->status, 0, sizeof(txi->status));
if (!(txi->flags & IEEE80211_TX_CTL_NO_ACK)) {
@@ -394,6 +420,22 @@ static void mac80211_hwsim_sta_notify(st
struct ieee80211_sta *sta)
{
hwsim_check_magic(vif);
+ switch (cmd) {
+ case STA_NOTIFY_ADD:
+ hwsim_set_sta_magic(sta);
+ break;
+ case STA_NOTIFY_REMOVE:
+ hwsim_clear_sta_magic(sta);
+ break;
+ }
+}
+
+static int mac80211_hwsim_set_tim(struct ieee80211_hw *hw,
+ struct ieee80211_sta *sta,
+ bool set)
+{
+ hwsim_check_sta_magic(sta);
+ return 0;
}
static const struct ieee80211_ops mac80211_hwsim_ops =
@@ -408,6 +450,7 @@ static const struct ieee80211_ops mac802
.config_interface = mac80211_hwsim_config_interface,
.bss_info_changed = mac80211_hwsim_bss_info_changed,
.sta_notify = mac80211_hwsim_sta_notify,
+ .set_tim = mac80211_hwsim_set_tim,
};
--
--
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