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authorJohannes Berg <johannes.berg@intel.com>2015-09-24 19:14:55 +0300
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2016-01-07 20:01:29 +0300
commit30433d3b9850140ceb801c5cc2013c7b408c33de (patch)
treed7c84499399517173b0941f85e5b8ba0b88e9db1
parentb6c7d7209dc1f128fb5b9e07ee0bb2f808f86bab (diff)
downloadlinux-30433d3b9850140ceb801c5cc2013c7b408c33de.tar.xz
iwlwifi: mvm: prevent multiple stations with the same address
As the device (and parts of the driver) cannot deal with having the same MAC address for two stations (on two virtual interfaces), add some explicit code to prevent this case. Note that in practice this cannot happen since the device doesn't support operating with two AP/GO interfaces at the same time either, and other scenarios for this are, while not impossible, not going to happen in practice. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index 8539dfe9998e..40b5c5378bd2 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -439,6 +439,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
ieee80211_hw_set(hw, SUPPORT_FAST_XMIT);
ieee80211_hw_set(hw, SUPPORTS_CLONED_SKBS);
ieee80211_hw_set(hw, SUPPORTS_AMSDU_IN_AMPDU);
+ ieee80211_hw_set(hw, NEEDS_UNIQUE_STA_ADDR);
if (mvm->trans->max_skb_frags)
hw->netdev_features = NETIF_F_HIGHDMA | NETIF_F_SG;