net: nixge: convert tasklets to use new tasklet_setup() API

In preparation for unconditionally passing the
struct tasklet_struct pointer to all tasklet
callbacks, switch to using the new tasklet_setup()
and from_tasklet() to pass the tasklet pointer explicitly.
Signed-off-by: Romain Perier <romain.perier@gmail.com>
Signed-off-by: Allen Pais <apais@linux.microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/ni/nixge.c

@@ -787,9 +787,9 @@ static irqreturn_t nixge_rx_irq(int irq, void *_ndev)
 	return IRQ_HANDLED;
 }
 
-static void nixge_dma_err_handler(unsigned long data)
+static void nixge_dma_err_handler(struct tasklet_struct *t)
 {
-	struct nixge_priv *lp = (struct nixge_priv *)data;
+	struct nixge_priv *lp = from_tasklet(lp, t, dma_err_tasklet);
 	struct nixge_hw_dma_bd *cur_p;
 	struct nixge_tx_skb *tx_skb;
 	u32 cr, i;
@@ -879,8 +879,7 @@ static int nixge_open(struct net_device *ndev)
 	phy_start(phy);
 
 	/* Enable tasklets for Axi DMA error handling */
-	tasklet_init(&priv->dma_err_tasklet, nixge_dma_err_handler,
-		     (unsigned long)priv);
+	tasklet_setup(&priv->dma_err_tasklet, nixge_dma_err_handler);
 
 	napi_enable(&priv->napi);