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cfg80211: add assert_cfg80211_lock() to ensure proper protection

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Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Luis R. Rodriguez
2009-02-21 00:04:25 -05:00
committed by John W. Linville
parent bcf4f99b7b
commit 761cf7ecff
4 changed files with 27 additions and 2 deletions
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6
net/wireless/core.h
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@@ -10,6 +10,7 @@
#include <linux/netdevice.h>
#include <linux/kref.h>
#include <linux/rbtree.h>
#include <linux/mutex.h>
#include <net/genetlink.h>
#include <net/wireless.h>
#include <net/cfg80211.h>
@@ -73,6 +74,11 @@ bool wiphy_idx_valid(int wiphy_idx)
extern struct mutex cfg80211_mutex;
extern struct list_head cfg80211_drv_list;
static inline void assert_cfg80211_lock(void)
{
BUG_ON(!mutex_is_locked(&cfg80211_mutex));
}
struct cfg80211_internal_bss {
struct list_head list;
struct rb_node rbn;