diff --git a/drivers/net/wireless/ath/ath5k/debug.c b/drivers/net/wireless/ath/ath5k/debug.c
index 1b7c6d7..b2c610b 100644
--- a/drivers/net/wireless/ath/ath5k/debug.c
+++ b/drivers/net/wireless/ath/ath5k/debug.c
@@ -763,7 +763,7 @@
 
 	struct ath5k_txq *txq;
 	struct ath5k_buf *bf, *bf0;
-	int i, n = 0;
+	int i, n;
 
 	len += snprintf(buf+len, sizeof(buf)-len,
 			"available txbuffers: %d\n", sc->txbuf_len);
@@ -777,9 +777,14 @@
 		if (!txq->setup)
 			continue;
 
+		n = 0;
+		spin_lock_bh(&txq->lock);
 		list_for_each_entry_safe(bf, bf0, &txq->q, list)
 			n++;
-		len += snprintf(buf+len, sizeof(buf)-len, "  len: %d\n", n);
+		spin_unlock_bh(&txq->lock);
+
+		len += snprintf(buf+len, sizeof(buf)-len,
+				"  len: %d bufs: %d\n", txq->txq_len, n);
 	}
 
 	if (len > sizeof(buf))