for (ii = 0; ii < priv->num_tx_context; ii++) {
                tx_context = kmalloc(sizeof(struct vnt_usb_send_context),
                                                                GFP_KERNEL);
-               if (tx_context == NULL) {
-                       dev_err(&priv->usb->dev,
-                                       "allocate tx usb context failed\n");
+               if (tx_context == NULL)
                        goto free_tx;
-               }
 
                priv->tx_context[ii] = tx_context;
                tx_context->priv = priv;
                }
 
                rcb->skb = dev_alloc_skb(priv->rx_buf_sz);
-               if (rcb->skb == NULL) {
-                       dev_err(&priv->usb->dev, "Failed to alloc rx skb\n");
+               if (rcb->skb == NULL)
                        goto free_rx_tx;
-               }
 
                rcb->in_use = false;
 
 
        priv->int_buf.data_buf = kmalloc(MAX_INTERRUPT_SIZE, GFP_KERNEL);
        if (priv->int_buf.data_buf == NULL) {
-               dev_err(&priv->usb->dev, "Failed to alloc int buf\n");
                usb_free_urb(priv->interrupt_urb);
                goto free_rx_tx;
        }