qlcnic: check device class

[safe/jmp/linux-2.6] / drivers / net / pcnet32.c

diff --git a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c
index a2254f7..c200c28 100644 (file)
--- a/drivers/net/pcnet32.c
+++ b/drivers/net/pcnet32.c
@@ -448,7 +448,7 @@ static void pcnet32_netif_stop(struct net_device *dev)
 {
        struct pcnet32_private *lp = netdev_priv(dev);
 
-       dev->trans_start = jiffies;
+       dev->trans_start = jiffies; /* prevent tx timeout */
        napi_disable(&lp->napi);
        netif_tx_disable(dev);
 }
@@ -647,7 +647,6 @@ free_new_rx_ring:
                            (1 << size),
                            new_rx_ring,
                            new_ring_dma_addr);
-       return;
 }
 
 static void pcnet32_purge_rx_ring(struct net_device *dev)
@@ -1215,7 +1214,6 @@ static void pcnet32_rx_entry(struct net_device *dev,
        skb->protocol = eth_type_trans(skb, dev);
        netif_receive_skb(skb);
        dev->stats.rx_packets++;
-       return;
 }
 
 static int pcnet32_rx(struct net_device *dev, int budget)
@@ -2398,7 +2396,7 @@ static void pcnet32_tx_timeout(struct net_device *dev)
        }
        pcnet32_restart(dev, CSR0_NORMAL);
 
-       dev->trans_start = jiffies;
+       dev->trans_start = jiffies; /* prevent tx timeout */
        netif_wake_queue(dev);
 
        spin_unlock_irqrestore(&lp->lock, flags);
@@ -2449,8 +2447,6 @@ static netdev_tx_t pcnet32_start_xmit(struct sk_buff *skb,
        /* Trigger an immediate send poll. */
        lp->a.write_csr(ioaddr, CSR0, CSR0_INTEN | CSR0_TXPOLL);
 
-       dev->trans_start = jiffies;
-
        if (lp->tx_ring[(entry + 1) & lp->tx_mod_mask].base != 0) {
                lp->tx_full = 1;
                netif_stop_queue(dev);
@@ -2625,7 +2621,6 @@ static void pcnet32_load_multicast(struct net_device *dev)
        for (i = 0; i < 4; i++)
                lp->a.write_csr(ioaddr, PCNET32_MC_FILTER + i,
                                le16_to_cpu(mcast_table[i]));
-       return;
 }
 
 /*