wifi: cfg80211: Always call tracing

Call the tracing function even if the cfg80211 callbacks
are not set. This would allow better understanding of
user space actions.

Reviewed-by: Miriam Rachel Korenblit <[e-mail]>
Signed-off-by: Ilan Peer <[e-mail]>
Link: https://patch.msgid.link/20240614093541.018cb816e176.I28f68740a6b42144346f5c175c7874b0a669a364@changeid
Signed-off-by: Johannes Berg <[e-mail]>

net/wireless/rdev-ops.h

···
 static inline int
 rdev_set_wiphy_params(struct cfg80211_registered_device *rdev, u32 changed)
 {
-	int ret;
-
-	if (!rdev->ops->set_wiphy_params)
-		return -EOPNOTSUPP;
+	int ret = -EOPNOTSUPP;
 
 	trace_rdev_set_wiphy_params(&rdev->wiphy, changed);
-	ret = rdev->ops->set_wiphy_params(&rdev->wiphy, changed);
+	if (rdev->ops->set_wiphy_params)
+		ret = rdev->ops->set_wiphy_params(&rdev->wiphy, changed);
 	trace_rdev_return_int(&rdev->wiphy, ret);
 	return ret;
 }
···
 			  struct cfg80211_chan_def *chandef)
 {
 	struct wiphy *wiphy = &rdev->wiphy;
-	int ret;
-
-	if (!rdev->ops->set_radar_background)
-		return -EOPNOTSUPP;
+	int ret = -EOPNOTSUPP;
 
 	trace_rdev_set_radar_background(wiphy, chandef);
-	ret = rdev->ops->set_radar_background(wiphy, chandef);
+	if (rdev->ops->set_radar_background)
+		ret = rdev->ops->set_radar_background(wiphy, chandef);
 	trace_rdev_return_int(wiphy, ret);
 
 	return ret;
···
 		      struct net_device *dev,
 		      struct link_station_parameters *params)
 {
-	int ret;
-
-	if (!rdev->ops->add_link_station)
-		return -EOPNOTSUPP;
+	int ret = -EOPNOTSUPP;
 
 	trace_rdev_add_link_station(&rdev->wiphy, dev, params);
-	ret = rdev->ops->add_link_station(&rdev->wiphy, dev, params);
+	if (rdev->ops->add_link_station)
+		ret = rdev->ops->add_link_station(&rdev->wiphy, dev, params);
 	trace_rdev_return_int(&rdev->wiphy, ret);
 	return ret;
 }
···
 		      struct net_device *dev,
 		      struct link_station_parameters *params)
 {
-	int ret;
-
-	if (!rdev->ops->mod_link_station)
-		return -EOPNOTSUPP;
+	int ret = -EOPNOTSUPP;
 
 	trace_rdev_mod_link_station(&rdev->wiphy, dev, params);
-	ret = rdev->ops->mod_link_station(&rdev->wiphy, dev, params);
+	if (rdev->ops->mod_link_station)
+		ret = rdev->ops->mod_link_station(&rdev->wiphy, dev, params);
 	trace_rdev_return_int(&rdev->wiphy, ret);
 	return ret;
 }
···
 		      struct net_device *dev,
 		      struct link_station_del_parameters *params)
 {
-	int ret;
-
-	if (!rdev->ops->del_link_station)
-		return -EOPNOTSUPP;
+	int ret = -EOPNOTSUPP;
 
 	trace_rdev_del_link_station(&rdev->wiphy, dev, params);
-	ret = rdev->ops->del_link_station(&rdev->wiphy, dev, params);
+	if (rdev->ops->del_link_station)
+		ret = rdev->ops->del_link_station(&rdev->wiphy, dev, params);
 	trace_rdev_return_int(&rdev->wiphy, ret);
 	return ret;
 }
···
 		      struct cfg80211_set_hw_timestamp *hwts)
 {
 	struct wiphy *wiphy = &rdev->wiphy;
-	int ret;
-
-	if (!rdev->ops->set_hw_timestamp)
-		return -EOPNOTSUPP;
+	int ret = -EOPNOTSUPP;
 
 	trace_rdev_set_hw_timestamp(wiphy, dev, hwts);
-	ret = rdev->ops->set_hw_timestamp(wiphy, dev, hwts);
+	if (rdev->ops->set_hw_timestamp)
+		ret = rdev->ops->set_hw_timestamp(wiphy, dev, hwts);
 	trace_rdev_return_int(wiphy, ret);
 
 	return ret;
···
 	      struct cfg80211_ttlm_params *params)
 {
 	struct wiphy *wiphy = &rdev->wiphy;
-	int ret;
-
-	if (!rdev->ops->set_ttlm)
-		return -EOPNOTSUPP;
+	int ret = -EOPNOTSUPP;
 
 	trace_rdev_set_ttlm(wiphy, dev, params);
-	ret = rdev->ops->set_ttlm(wiphy, dev, params);
+	if (rdev->ops->set_ttlm)
+		ret = rdev->ops->set_ttlm(wiphy, dev, params);
 	trace_rdev_return_int(wiphy, ret);
 
 	return ret;