[MAC80211]: Add debugfs attributes.

Export various mac80211 internal variables through debugfs.

Signed-off-by: Jiri Benc <jbenc@suse.cz>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/mac80211/ieee80211_key.h b/net/mac80211/ieee80211_key.h
index da67d87..c333849 100644
--- a/net/mac80211/ieee80211_key.h
+++ b/net/mac80211/ieee80211_key.h
@@ -83,6 +83,23 @@
 					* (used only for broadcast keys). */
 	s8 keyidx; /* WEP key index */
 
+#ifdef CONFIG_MAC80211_DEBUGFS
+	struct {
+		struct dentry *stalink;
+		struct dentry *dir;
+		struct dentry *keylen;
+		struct dentry *force_sw_encrypt;
+		struct dentry *keyidx;
+		struct dentry *hw_key_idx;
+		struct dentry *tx_rx_count;
+		struct dentry *algorithm;
+		struct dentry *tx_spec;
+		struct dentry *rx_spec;
+		struct dentry *replays;
+		struct dentry *key;
+	} debugfs;
+#endif
+
 	u8 key[0];
 };