diff options
| author | David S. Miller <davem@davemloft.net> | 2011-04-22 13:21:38 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-04-22 13:21:38 -0700 |
| commit | 1ed3aad141fe595673c20225a9e004730088be52 (patch) | |
| tree | dec75e69b602e677ba0e5231f2d3036663fbd66a /drivers/net/wireless/iwlegacy | |
| parent | f01cb5fbea1c1613621f9f32f385e12c1a29dde0 (diff) | |
| parent | 069f40fc07f6df3da325e7ea1698a0d6247983d5 (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
Diffstat (limited to 'drivers/net/wireless/iwlegacy')
| -rw-r--r-- | drivers/net/wireless/iwlegacy/iwl-4965-tx.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/wireless/iwlegacy/iwl-4965-tx.c b/drivers/net/wireless/iwlegacy/iwl-4965-tx.c index 5c40502f869..fbec88d48f1 100644 --- a/drivers/net/wireless/iwlegacy/iwl-4965-tx.c +++ b/drivers/net/wireless/iwlegacy/iwl-4965-tx.c @@ -1127,12 +1127,16 @@ int iwl4965_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index) q->read_ptr = iwl_legacy_queue_inc_wrap(q->read_ptr, q->n_bd)) { tx_info = &txq->txb[txq->q.read_ptr]; - iwl4965_tx_status(priv, tx_info, - txq_id >= IWL4965_FIRST_AMPDU_QUEUE); + + if (WARN_ON_ONCE(tx_info->skb == NULL)) + continue; hdr = (struct ieee80211_hdr *)tx_info->skb->data; - if (hdr && ieee80211_is_data_qos(hdr->frame_control)) + if (ieee80211_is_data_qos(hdr->frame_control)) nfreed++; + + iwl4965_tx_status(priv, tx_info, + txq_id >= IWL4965_FIRST_AMPDU_QUEUE); tx_info->skb = NULL; priv->cfg->ops->lib->txq_free_tfd(priv, txq); |