iwlwifi: mvm: take the seqno from packet if transmit failed

commit ebea2f32e814445f94f9e087b646f1cf4d55fa5a upstream.

The fw is unreliable in all the cases in which the packet
wasn't sent.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c
index b9ba4e71ea4a..a2e6112e91e9 100644
--- a/drivers/net/wireless/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/iwlwifi/mvm/tx.c
@@ -610,8 +610,8 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
                     !(info->flags & IEEE80211_TX_STAT_ACK))
                         info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
 
-                /* W/A FW bug: seq_ctl is wrong when the queue is flushed */
-                if (status == TX_STATUS_FAIL_FIFO_FLUSHED) {
+                /* W/A FW bug: seq_ctl is wrong when the status isn't success */
+                if (status != TX_STATUS_SUCCESS) {
                         struct ieee80211_hdr *hdr = (void *)skb->data;
                         seq_ctl = le16_to_cpu(hdr->seq_ctrl);
                 }