cfg80211/nl80211: introduce key handling

This introduces key handling to cfg80211/nl80211. Default
and group keys can be added, changed and removed; sequence
counters for each key can be retrieved.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 0 deletions

diff --git a/net/wireless/core.c b/net/wireless/core.c
index febc33bc9c09..cfc5fc5f9e75 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -184,6 +184,9 @@ struct wiphy *wiphy_new(struct cfg80211_ops *ops, int sizeof_priv)
         struct cfg80211_registered_device *drv;
         int alloc_size;
 
+        WARN_ON(!ops->add_key && ops->del_key);
+        WARN_ON(ops->add_key && !ops->del_key);
+
         alloc_size = sizeof(*drv) + sizeof_priv;
 
         drv = kzalloc(alloc_size, GFP_KERNEL);