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Diffstat (limited to 'net/mac80211/rate.h')
-rw-r--r--net/mac80211/rate.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/net/mac80211/rate.h b/net/mac80211/rate.h
index 2ab5ad9e71ce..cb9bd1f65e27 100644
--- a/net/mac80211/rate.h
+++ b/net/mac80211/rate.h
@@ -59,6 +59,9 @@ static inline void rate_control_rate_init(struct sta_info *sta)
void *priv_sta = sta->rate_ctrl_priv;
struct ieee80211_supported_band *sband;
+ if (!ref)
+ return;
+
sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
ref->ops->rate_init(ref->priv, sband, ista, priv_sta);
@@ -72,7 +75,7 @@ static inline void rate_control_rate_update(struct ieee80211_local *local,
struct ieee80211_sta *ista = &sta->sta;
void *priv_sta = sta->rate_ctrl_priv;
- if (ref->ops->rate_update)
+ if (ref && ref->ops->rate_update)
ref->ops->rate_update(ref->priv, sband, ista,
priv_sta, changed);
}
@@ -97,7 +100,7 @@ static inline void rate_control_add_sta_debugfs(struct sta_info *sta)
{
#ifdef CONFIG_MAC80211_DEBUGFS
struct rate_control_ref *ref = sta->rate_ctrl;
- if (sta->debugfs.dir && ref->ops->add_sta_debugfs)
+ if (ref && sta->debugfs.dir && ref->ops->add_sta_debugfs)
ref->ops->add_sta_debugfs(ref->priv, sta->rate_ctrl_priv,
sta->debugfs.dir);
#endif
@@ -107,7 +110,7 @@ static inline void rate_control_remove_sta_debugfs(struct sta_info *sta)
{
#ifdef CONFIG_MAC80211_DEBUGFS
struct rate_control_ref *ref = sta->rate_ctrl;
- if (ref->ops->remove_sta_debugfs)
+ if (ref && ref->ops->remove_sta_debugfs)
ref->ops->remove_sta_debugfs(ref->priv, sta->rate_ctrl_priv);
#endif
}