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authorChaya Rachel Ivgi <chaya.rachel.ivgi@intel.com>2015-12-03 15:51:46 +0200
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2015-12-20 23:27:40 +0200
commit0e39eb0386841fc71a86ad3feb5ddff553d2888e (patch)
tree7f3bb7a79dd21502645a642fa3a7cddd431d74a0 /drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
parentc3e230b167a9d618c4eb41c0a5ba1851d33d6dbd (diff)
iwlwifi: mvm: Add a station in monitor mode
Currently when creating a new vif in monitor mode the driver doesn't allocate a specific station. This causes that in the situation that tx traffic is injected, the tx queues are not scheduled, with the result of a TFD queue hang. Fix that by allocating a station and ensuring its tx queues are scheduled. This fixes https://bugzilla.kernel.org/show_bug.cgi?id=104591 Signed-off-by: Chaya Rachel Ivgi <chaya.rachel.ivgi@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index be5703c44c22..53415dc23ff4 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -3126,6 +3126,11 @@ static int __iwl_mvm_assign_vif_chanctx(struct iwl_mvm *mvm,
ret = iwl_mvm_update_quotas(mvm, false, NULL);
if (ret)
goto out_remove_binding;
+
+ ret = iwl_mvm_add_snif_sta(mvm, vif);
+ if (ret)
+ goto out_remove_binding;
+
}
/* Handle binding during CSA */
@@ -3199,6 +3204,7 @@ static void __iwl_mvm_unassign_vif_chanctx(struct iwl_mvm *mvm,
case NL80211_IFTYPE_MONITOR:
mvmvif->monitor_active = false;
mvmvif->ps_disabled = false;
+ iwl_mvm_rm_snif_sta(mvm, vif);
break;
case NL80211_IFTYPE_AP:
/* This part is triggered only during CSA */