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authorLuis R. Rodriguez <lrodriguez@atheros.com>2009-02-21 00:04:25 -0500
committerJohn W. Linville <linville@tuxdriver.com>2009-02-27 14:52:56 -0500
commit761cf7ecffc4bc079679e65c3b1ab107c1c1fb56 (patch)
treebd9ff2715f6f191c31368c9efc534fdc68187705 /net/wireless/core.h
parentbcf4f99b7b1e0971b79e8df40331e77fc1744049 (diff)
cfg80211: add assert_cfg80211_lock() to ensure proper protection
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/wireless/core.h')
-rw-r--r--net/wireless/core.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/net/wireless/core.h b/net/wireless/core.h
index f3ab00cbf76..982cc6be348 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -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;