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path: root/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/sta.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/sta.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index 09f294c466da..5f42897dcd55 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -2702,7 +2702,7 @@ int iwl_mvm_sta_tx_agg_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
struct iwl_mvm_tid_data *tid_data;
u16 normalized_ssn;
- int txq_id;
+ u16 txq_id;
int ret;
if (WARN_ON_ONCE(tid >= IWL_MAX_TID_COUNT))
@@ -2744,17 +2744,24 @@ int iwl_mvm_sta_tx_agg_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
*/
txq_id = mvmsta->tid_data[tid].txq_id;
if (txq_id == IWL_MVM_INVALID_QUEUE) {
- txq_id = iwl_mvm_find_free_queue(mvm, mvmsta->sta_id,
- IWL_MVM_DQA_MIN_DATA_QUEUE,
- IWL_MVM_DQA_MAX_DATA_QUEUE);
- if (txq_id < 0) {
- ret = txq_id;
+ ret = iwl_mvm_find_free_queue(mvm, mvmsta->sta_id,
+ IWL_MVM_DQA_MIN_DATA_QUEUE,
+ IWL_MVM_DQA_MAX_DATA_QUEUE);
+ if (ret < 0) {
IWL_ERR(mvm, "Failed to allocate agg queue\n");
goto out;
}
+ txq_id = ret;
+
/* TXQ hasn't yet been enabled, so mark it only as reserved */
mvm->queue_info[txq_id].status = IWL_MVM_QUEUE_RESERVED;
+ } else if (WARN_ON(txq_id >= IWL_MAX_HW_QUEUES)) {
+ ret = -ENXIO;
+ IWL_ERR(mvm, "tid_id %d out of range (0, %d)!\n",
+ tid, IWL_MAX_HW_QUEUES - 1);
+ goto out;
+
} else if (unlikely(mvm->queue_info[txq_id].status ==
IWL_MVM_QUEUE_SHARED)) {
ret = -ENXIO;
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