Update from 2.6.36 to 2.6.36.4wip-dissipation-jerickso

1 files changed, 6 insertions, 0 deletions

diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index 1b9d87ed143a..3f76484221a2 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -323,6 +323,12 @@ static void __ieee80211_key_destroy(struct ieee80211_key *key)
         if (!key)
                 return;
 
+        /*
+         * Synchronize so the TX path can no longer be using
+         * this key before we free/remove it.
+         */
+        synchronize_rcu();
+
         if (key->local)
                 ieee80211_key_disable_hw_accel(key);