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cfg80211: export cfg80211_ref_bss

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This is needed by mac80211 to keep a reference
to a BSS alive for the auth process. Remove the
old version of cfg80211_ref_bss() since it's
not actually used.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2012-01-20 13:55:26 +01:00 committed by John W. Linville
parent 95de817b90
commit 4c0c0b75e0
3 changed files with 26 additions and 5 deletions
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14
include/net/cfg80211.h
View File

@ -2719,6 +2719,20 @@ struct cfg80211_bss *cfg80211_get_mesh(struct wiphy *wiphy,
struct ieee80211_channel *channel,
const u8 *meshid, size_t meshidlen,
const u8 *meshcfg);
/**
* cfg80211_ref_bss - reference BSS struct
* @bss: the BSS struct to reference
*
* Increments the refcount of the given BSS struct.
*/
void cfg80211_ref_bss(struct cfg80211_bss *bss);
/**
* cfg80211_put_bss - unref BSS struct
* @bss: the BSS struct
*
* Decrements the refcount of the given BSS struct.
*/
void cfg80211_put_bss(struct cfg80211_bss *bss);
/**

5
net/wireless/core.h
View File

@ -144,11 +144,6 @@ static inline struct cfg80211_internal_bss *bss_from_pub(struct cfg80211_bss *pu
return container_of(pub, struct cfg80211_internal_bss, pub);
}
static inline void cfg80211_ref_bss(struct cfg80211_internal_bss *bss)
{
kref_get(&bss->ref);
}
static inline void cfg80211_hold_bss(struct cfg80211_internal_bss *bss)
{
atomic_inc(&bss->hold);

12
net/wireless/scan.c
View File

@ -861,6 +861,18 @@ cfg80211_inform_bss_frame(struct wiphy *wiphy,
}
EXPORT_SYMBOL(cfg80211_inform_bss_frame);
void cfg80211_ref_bss(struct cfg80211_bss *pub)
{
struct cfg80211_internal_bss *bss;
if (!pub)
return;
bss = container_of(pub, struct cfg80211_internal_bss, pub);
kref_get(&bss->ref);
}
EXPORT_SYMBOL(cfg80211_ref_bss);
void cfg80211_put_bss(struct cfg80211_bss *pub)
{
struct cfg80211_internal_bss *bss;