i40e/i40evf: remove redundant declarations of a variable and a function

Remove a variable declaration inside an if block hiding an existing
declaration at the start of the function.

Also remove a forward function declaration that is no longer needed due
to code re-organization.

Change-ID: I12954668b722718074949c93d74cd20eaacd93e4
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/i40e/i40e_ethtool.c

@@ -90,9 +90,6 @@ static const struct i40e_stats i40e_gstrings_misc_stats[] = {
 	I40E_VSI_STAT("tx_linearize", tx_linearize),
 };
 
-static int i40e_add_fdir_ethtool(struct i40e_vsi *vsi,
-				 struct ethtool_rxnfc *cmd);
-
 /* These PF_STATs might look like duplicates of some NETDEV_STATs,
  * but they are separate.  This device supports Virtualization, and
  * as such might have several netdevs supporting VMDq and FCoE going

drivers/net/ethernet/intel/i40evf/i40evf_main.c

@@ -1628,7 +1628,7 @@ static void i40evf_reset_task(struct work_struct *work)
 	/* extra wait to make sure minimum wait is met */
 	msleep(I40EVF_RESET_WAIT_MS);
 	if (i == I40EVF_RESET_WAIT_COUNT) {
-		struct i40evf_mac_filter *f, *ftmp;
+		struct i40evf_mac_filter *ftmp;
 		struct i40evf_vlan_filter *fv, *fvtmp;
 
 		/* reset never finished */