staging: et131x: Remove et131x_send_packets() function
authorMark Einon <mark.einon@gmail.com>
Thu, 11 Sep 2014 21:59:39 +0000 (22:59 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 19 Sep 2014 23:02:12 +0000 (16:02 -0700)
Remove et131x_send_packets() and replace the only use in et131x_tx
with the removed function's body.

Signed-off-by: Mark Einon <mark.einon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/et131x/et131x.c

index 2543ac008295fb1fca03bb44d3efff355fa39254..0314920824a53daaaa75faa3946f209793004b3d 100644 (file)
@@ -2926,51 +2926,6 @@ static int send_packet(struct sk_buff *skb, struct et131x_adapter *adapter)
        return 0;
 }
 
-/* et131x_send_packets - This function is called by the OS to send packets */
-static int et131x_send_packets(struct sk_buff *skb, struct net_device *netdev)
-{
-       int status = 0;
-       struct et131x_adapter *adapter = netdev_priv(netdev);
-       struct tx_ring *tx_ring = &adapter->tx_ring;
-
-       /* Send these packets
-        *
-        * NOTE: The Linux Tx entry point is only given one packet at a time
-        * to Tx, so the PacketCount and it's array used makes no sense here
-        */
-
-       /* TCB is not available */
-       if (tx_ring->used >= NUM_TCB) {
-               /* NOTE: If there's an error on send, no need to queue the
-                * packet under Linux; if we just send an error up to the
-                * netif layer, it will resend the skb to us.
-                */
-               status = -ENOMEM;
-       } else {
-               /* We need to see if the link is up; if it's not, make the
-                * netif layer think we're good and drop the packet
-                */
-               if ((adapter->flags & FMP_ADAPTER_FAIL_SEND_MASK) ||
-                   !netif_carrier_ok(netdev)) {
-                       dev_kfree_skb_any(skb);
-                       skb = NULL;
-
-                       adapter->netdev->stats.tx_dropped++;
-               } else {
-                       status = send_packet(skb, adapter);
-                       if (status != 0 && status != -ENOMEM) {
-                               /* On any other error, make netif think we're
-                                * OK and drop the packet
-                                */
-                               dev_kfree_skb_any(skb);
-                               skb = NULL;
-                               adapter->netdev->stats.tx_dropped++;
-                       }
-               }
-       }
-       return status;
-}
-
 /* free_send_packet - Recycle a struct tcb
  * @adapter: pointer to our adapter
  * @tcb: pointer to struct tcb
@@ -4268,8 +4223,35 @@ static netdev_tx_t et131x_tx(struct sk_buff *skb, struct net_device *netdev)
        /* Save the timestamp for the TX timeout watchdog */
        netdev->trans_start = jiffies;
 
-       /* Call the device-specific data Tx routine */
-       status = et131x_send_packets(skb, netdev);
+       /* TCB is not available */
+       if (tx_ring->used >= NUM_TCB) {
+               /* NOTE: If there's an error on send, no need to queue the
+                * packet under Linux; if we just send an error up to the
+                * netif layer, it will resend the skb to us.
+                */
+               status = -ENOMEM;
+       } else {
+               /* We need to see if the link is up; if it's not, make the
+                * netif layer think we're good and drop the packet
+                */
+               if ((adapter->flags & FMP_ADAPTER_FAIL_SEND_MASK) ||
+                   !netif_carrier_ok(netdev)) {
+                       dev_kfree_skb_any(skb);
+                       skb = NULL;
+
+                       adapter->netdev->stats.tx_dropped++;
+               } else {
+                       status = send_packet(skb, adapter);
+                       if (status != 0 && status != -ENOMEM) {
+                               /* On any other error, make netif think we're
+                                * OK and drop the packet
+                                */
+                               dev_kfree_skb_any(skb);
+                               skb = NULL;
+                               adapter->netdev->stats.tx_dropped++;
+                       }
+               }
+       }
 
        /* Check status and manage the netif queue if necessary */
        if (status != 0) {
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