net: ethernet: korina: drop unused variable

Commit e998fd4 ("net: ethernet: korina: initialize variables directly")
dropped the only loop that was using i but did not remove the actual
variable, therefore causing a warning when building. This patch drops
the now redundant line.

Signed-off-by: Emilio López <emilio@elopez.com.ar>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/korina.c b/drivers/net/ethernet/korina.c
index 5409fe8..907e94a 100644
--- a/drivers/net/ethernet/korina.c
+++ b/drivers/net/ethernet/korina.c
@@ -483,7 +483,6 @@
 	unsigned long flags;
 	struct netdev_hw_addr *ha;
 	u32 recognise = ETH_ARC_AB;	/* always accept broadcasts */
-	int i;
 
 	/* Set promiscuous mode */
 	if (dev->flags & IFF_PROMISC)