[NET]: Avoid allocating skb in skb_pad

[pandora-kernel.git] / drivers / net / 8390.c

diff --git a/drivers/net/8390.c b/drivers/net/8390.c
index f870274..86be96a 100644 (file)
--- a/drivers/net/8390.c
+++ b/drivers/net/8390.c
@@ -275,12 +275,14 @@ static int ei_start_xmit(struct sk_buff *skb, struct net_device *dev)
        struct ei_device *ei_local = (struct ei_device *) netdev_priv(dev);
        int send_length = skb->len, output_page;
        unsigned long flags;
+       char buf[ETH_ZLEN];
+       char *data = skb->data;
 
        if (skb->len < ETH_ZLEN) {
-               skb = skb_padto(skb, ETH_ZLEN);
-               if (skb == NULL)
-                       return 0;
+               memset(buf, 0, ETH_ZLEN);       /* more efficient than doing just the needed bits */
+               memcpy(buf, data, skb->len);
                send_length = ETH_ZLEN;
+               data = buf;
        }
 
        /* Mask interrupts from the ethercard. 
@@ -347,7 +349,7 @@ static int ei_start_xmit(struct sk_buff *skb, struct net_device *dev)
         * trigger the send later, upon receiving a Tx done interrupt.
         */
         
-       ei_block_output(dev, send_length, skb->data, output_page);
+       ei_block_output(dev, send_length, data, output_page);
                
        if (! ei_local->txing) 
        {