Eliad Peller ef044763a3
mac80211: add atomic uploaded keys iterator ...
add ieee80211_iter_keys_rcu() to iterate over uploaded
keys in atomic context (when rcu is locked)
The station removal code removes the keys only after
calling synchronize_net(), so it's not safe to iterate
the keys at this point (and postponing the actual key
deletion with call_rcu() might result in some
badly-ordered ops calls).
Add a flag to indicate a station is being removed,
and skip the configured keys if it's set.
Signed-off-by: Eliad Peller <eliadx.peller@intel.com >
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com >
Signed-off-by: Johannes Berg <johannes.berg@intel.com >
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