Legacy drivers will not pad when necessary

diff --git a/src/drivers/net/legacy.c b/src/drivers/net/legacy.c
index 1b36c0d..6e9c8ae 100644 (file)
--- a/src/drivers/net/legacy.c
+++ b/src/drivers/net/legacy.c
@@ -21,7 +21,11 @@ struct nic nic;
 static int legacy_transmit ( struct net_device *netdev, struct pk_buff *pkb ) {
        struct nic *nic = netdev->priv;
        struct ethhdr *ethhdr = pkb->data;
+       int pad_len;
 
+       pad_len = ( ETH_ZLEN - pkb_len ( pkb ) );
+       if ( pad_len > 0 )
+               memset ( pkb_put ( pkb, pad_len ), 0, pad_len );
        pkb_pull ( pkb, sizeof ( *ethhdr ) );
        nic->nic_op->transmit ( nic, ( const char * ) ethhdr->h_dest,
                                ntohs ( ethhdr->h_protocol ),