Impact: Remove redundant variables.
Fix this sparse warnings:
  drivers/net/tokenring/lanstreamer.c:619:21: warning: symbol 'i' shadows an earlier one
  drivers/net/tokenring/lanstreamer.c:589:13: originally declared here
  drivers/net/tokenring/madgemc.c:695:34: warning: symbol 'tp' shadows an earlier one
  drivers/net/tokenring/madgemc.c:689:26: originally declared here
  drivers/net/tokenring/olympic.c:702:21: warning: symbol 'i' shadows an earlier one
  drivers/net/tokenring/olympic.c:440:13: originally declared here
Signed-off-by: Hannes Eder <hannes@hanneseder.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
        printk("SISR Mask = %04x\n", readw(streamer_mmio + SISR_MASK));
 #endif
        do {
-               int i;
-
                for (i = 0; i < SRB_COMMAND_SIZE; i += 2) {
                        writew(0, streamer_mmio + LAPDINC);
                }
 
        
        len += sprintf(buf+len, "-------\n");
        if (curcard) {
-               struct net_local *tp = netdev_priv(dev);
-               
                len += sprintf(buf+len, "Card Revision: %d\n", curcard->cardrev);
                len += sprintf(buf+len, "RAM Size: %dkb\n", curcard->ramsize);
                len += sprintf(buf+len, "Cable type: %s\n", (curcard->cabletype)?"STP/DB9":"UTP/RJ-45");
 
        if (olympic_priv->olympic_network_monitor) { 
                u8 __iomem *oat;
                u8 __iomem *opt;
-               int i;
                u8 addr[6];
                oat = (olympic_priv->olympic_lap + olympic_priv->olympic_addr_table_addr);
                opt = (olympic_priv->olympic_lap + olympic_priv->olympic_parms_addr);