diff --git a/drivers/net/ks8851.c b/drivers/net/ks8851.c
index 13cc1ca261d9cf57905adea50e6c179ea925c6f0..9e9f9b3497669fbc5c1ce063a28a48e28392c432 100644
--- a/drivers/net/ks8851.c
+++ b/drivers/net/ks8851.c
@@ -722,12 +722,14 @@ static void ks8851_tx_work(struct work_struct *work)
 		txb = skb_dequeue(&ks->txq);
 		last = skb_queue_empty(&ks->txq);
 
-		ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_SDA);
-		ks8851_wrpkt(ks, txb, last);
-		ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr);
-		ks8851_wrreg16(ks, KS_TXQCR, TXQCR_METFE);
+		if (txb != NULL) {
+			ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_SDA);
+			ks8851_wrpkt(ks, txb, last);
+			ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr);
+			ks8851_wrreg16(ks, KS_TXQCR, TXQCR_METFE);
 
-		ks8851_done_tx(ks, txb);
+			ks8851_done_tx(ks, txb);
+		}
 	}
 
 	mutex_unlock(&ks->lock);