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iwlwifi: mvm: free RX reorder buffer on restart 

Restart flow zeroes the rx_ba_sessions counter. Mac80211 asks
driver to tear down of the session only afterwards, and as a
result driver didn't free the data. Fix it.

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Fixes: 10b2b2019d ("iwlwifi: mvm: add infrastructure for tracking BA session in driver")
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Sara Sharon 2016-06-21 14:14:08 +03:00 committed by Luca Coelho
parent 35263a0311
commit 60dec5233c
1 changed files with 4 additions and 3 deletions
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7
drivers/net/wireless/intel/iwlwifi/mvm/sta.c
View File

@ -1828,11 +1828,12 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
mvm_sta->sta_id, tid, baid);
WARN_ON(rcu_access_pointer(mvm->baid_map[baid]));
rcu_assign_pointer(mvm->baid_map[baid], baid_data);
} else if (mvm->rx_ba_sessions > 0) {
} else {
u8 baid = mvm_sta->tid_to_baid[tid];
/* check that restart flow didn't zero the counter */
mvm->rx_ba_sessions--;
if (mvm->rx_ba_sessions > 0)
/* check that restart flow didn't zero the counter */
mvm->rx_ba_sessions--;
if (!iwl_mvm_has_new_rx_api(mvm))
return 0;