Merge branch 'writeback' of git://git.kernel.dk/linux-2.6-block

[pandora-kernel.git] / drivers / net / wireless / iwlwifi / iwl-4965.c

diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index ca61d37..3259b88 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -2021,6 +2021,12 @@ static int iwl4965_tx_status_reply_tx(struct iwl_priv *priv,
                                           agg->frame_count, txq_id, idx);
 
                        hdr = iwl_tx_queue_get_hdr(priv, txq_id, idx);
+                       if (!hdr) {
+                               IWL_ERR(priv,
+                                       "BUG_ON idx doesn't point to valid skb"
+                                       " idx=%d, txq_id=%d\n", idx, txq_id);
+                               return -1;
+                       }
 
                        sc = le16_to_cpu(hdr->seq_ctrl);
                        if (idx != (SEQ_TO_SN(sc) & 0xff)) {