mac80211: support separate default keys
Add support for split default keys (unicast
and multicast) in mac80211.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/mac80211/debugfs_key.c b/net/mac80211/debugfs_key.c
index 5822a6c..f7ef347 100644
--- a/net/mac80211/debugfs_key.c
+++ b/net/mac80211/debugfs_key.c
@@ -274,7 +274,8 @@
debugfs_remove_recursive(key->debugfs.dir);
key->debugfs.dir = NULL;
}
-void ieee80211_debugfs_key_add_default(struct ieee80211_sub_if_data *sdata)
+
+void ieee80211_debugfs_key_update_default(struct ieee80211_sub_if_data *sdata)
{
char buf[50];
struct ieee80211_key *key;
@@ -282,25 +283,29 @@
if (!sdata->debugfs.dir)
return;
- /* this is running under the key lock */
+ lockdep_assert_held(&sdata->local->key_mtx);
- key = sdata->default_key;
- if (key) {
+ if (sdata->default_unicast_key) {
+ key = sdata->default_unicast_key;
sprintf(buf, "../keys/%d", key->debugfs.cnt);
- sdata->debugfs.default_key =
- debugfs_create_symlink("default_key",
+ sdata->debugfs.default_unicast_key =
+ debugfs_create_symlink("default_unicast_key",
sdata->debugfs.dir, buf);
- } else
- ieee80211_debugfs_key_remove_default(sdata);
-}
+ } else {
+ debugfs_remove(sdata->debugfs.default_unicast_key);
+ sdata->debugfs.default_unicast_key = NULL;
+ }
-void ieee80211_debugfs_key_remove_default(struct ieee80211_sub_if_data *sdata)
-{
- if (!sdata)
- return;
-
- debugfs_remove(sdata->debugfs.default_key);
- sdata->debugfs.default_key = NULL;
+ if (sdata->default_multicast_key) {
+ key = sdata->default_multicast_key;
+ sprintf(buf, "../keys/%d", key->debugfs.cnt);
+ sdata->debugfs.default_multicast_key =
+ debugfs_create_symlink("default_multicast_key",
+ sdata->debugfs.dir, buf);
+ } else {
+ debugfs_remove(sdata->debugfs.default_multicast_key);
+ sdata->debugfs.default_multicast_key = NULL;
+ }
}
void ieee80211_debugfs_key_add_mgmt_default(struct ieee80211_sub_if_data *sdata)