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Commit 0532d4f1 authored by Johannes Berg's avatar Johannes Berg
Browse files

cfg80211: wrap BSS kref 



Add inline wrappers for the BSS struct krefs
to be able to extend them easily later.

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 9537f227

net/wireless/scan.c

+15 −5
Original line number Diff line number Diff line
@@ -41,6 +41,16 @@ static void bss_release(struct kref *ref) 
	kfree(bss);

}



static inline void bss_ref_get(struct cfg80211_internal_bss *bss)

{

	kref_get(&bss->ref);

}



static inline void bss_ref_put(struct cfg80211_internal_bss *bss)

{

	kref_put(&bss->ref, bss_release);

}



static void __cfg80211_unlink_bss(struct cfg80211_registered_device *dev,

				  struct cfg80211_internal_bss *bss)

{
@@ -48,7 +58,7 @@ static void __cfg80211_unlink_bss(struct cfg80211_registered_device *dev, 


	list_del_init(&bss->list);

	rb_erase(&bss->rbn, &dev->bss_tree);

	kref_put(&bss->ref, bss_release);

	bss_ref_put(bss);

}



static void __cfg80211_bss_expire(struct cfg80211_registered_device *dev,
@@ -456,7 +466,7 @@ struct cfg80211_bss *cfg80211_get_bss(struct wiphy *wiphy, 
			continue;

		if (is_bss(&bss->pub, bssid, ssid, ssid_len)) {

			res = bss;

			kref_get(&res->ref);

			bss_ref_get(res);

			break;

		}

	}
@@ -649,7 +659,7 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, 
	dev->bss_generation++;

	spin_unlock_bh(&dev->bss_lock);



	kref_get(&found->ref);

	bss_ref_get(found);

	return found;

}
@@ -816,7 +826,7 @@ void cfg80211_ref_bss(struct cfg80211_bss *pub) 
		return;



	bss = container_of(pub, struct cfg80211_internal_bss, pub);

	kref_get(&bss->ref);

	bss_ref_get(bss);

}

EXPORT_SYMBOL(cfg80211_ref_bss);
@@ -828,7 +838,7 @@ void cfg80211_put_bss(struct cfg80211_bss *pub) 
		return;



	bss = container_of(pub, struct cfg80211_internal_bss, pub);

	kref_put(&bss->ref, bss_release);

	bss_ref_put(bss);

}

EXPORT_SYMBOL(cfg80211_put_bss);