diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2011-11-23 18:09:49 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-11-28 23:43:52 +0400 |
| commit | bc192f8918ab8e41ba53b9ef881bc425ae92ed1b (patch) | |
| tree | a7a0e2e7eefda7fefdd1942821b9d71ab7610a5c /net/mac80211/driver-ops.h | |
| parent | 5ccc32ff46065f031075cdbbdfe21b9e3b05aaad (diff) | |
| download | linux-bc192f8918ab8e41ba53b9ef881bc425ae92ed1b.tar.xz | |
mac80211: do not pass AP VLAN vif pointers to drivers
This fixes frequent WARN_ONs when using AP VLAN + aggregation, as these vifs
are virtual and not registered with drivers.
Use sta_info_get_bss instead of sta_info_get in aggregation callbacks, so
that these callbacks can find the station entry when called with the AP vif.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/driver-ops.h')
| -rw-r--r-- | net/mac80211/driver-ops.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index 49cc5e0e8a6a..e8960ae39861 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -10,6 +10,16 @@ static inline void check_sdata_in_driver(struct ieee80211_sub_if_data *sdata) WARN_ON(!(sdata->flags & IEEE80211_SDATA_IN_DRIVER)); } +static inline struct ieee80211_sub_if_data * +get_bss_sdata(struct ieee80211_sub_if_data *sdata) +{ + if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) + sdata = container_of(sdata->bss, struct ieee80211_sub_if_data, + u.ap); + + return sdata; +} + static inline void drv_tx(struct ieee80211_local *local, struct sk_buff *skb) { local->ops->tx(&local->hw, skb); @@ -421,6 +431,7 @@ static inline void drv_sta_notify(struct ieee80211_local *local, enum sta_notify_cmd cmd, struct ieee80211_sta *sta) { + sdata = get_bss_sdata(sdata); check_sdata_in_driver(sdata); trace_drv_sta_notify(local, sdata, cmd, sta); @@ -437,6 +448,7 @@ static inline int drv_sta_add(struct ieee80211_local *local, might_sleep(); + sdata = get_bss_sdata(sdata); check_sdata_in_driver(sdata); trace_drv_sta_add(local, sdata, sta); @@ -454,6 +466,7 @@ static inline void drv_sta_remove(struct ieee80211_local *local, { might_sleep(); + sdata = get_bss_sdata(sdata); check_sdata_in_driver(sdata); trace_drv_sta_remove(local, sdata, sta); @@ -547,6 +560,7 @@ static inline int drv_ampdu_action(struct ieee80211_local *local, might_sleep(); + sdata = get_bss_sdata(sdata); check_sdata_in_driver(sdata); trace_drv_ampdu_action(local, sdata, action, sta, tid, ssn, buf_size); |