ixgbevf: declare functions as static

Following patch fixes warnings reported by `make namespacecheck`

Reported by Stephen Hemminger

CC: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Acked-by: Greg Rose <greg.v.rose@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ixgbevf/mbx.c b/drivers/net/ixgbevf/mbx.c
index b814350..84ac486 100644
--- a/drivers/net/ixgbevf/mbx.c
+++ b/drivers/net/ixgbevf/mbx.c
@@ -308,7 +308,7 @@
  *
  *  Initializes the hw->mbx struct to correct values for vf mailbox
  */
-s32 ixgbevf_init_mbx_params_vf(struct ixgbe_hw *hw)
+static s32 ixgbevf_init_mbx_params_vf(struct ixgbe_hw *hw)
 {
 	struct ixgbe_mbx_info *mbx = &hw->mbx;
 
diff --git a/drivers/net/ixgbevf/mbx.h b/drivers/net/ixgbevf/mbx.h
index 1b0e0bf..8c063be 100644
--- a/drivers/net/ixgbevf/mbx.h
+++ b/drivers/net/ixgbevf/mbx.h
@@ -95,6 +95,4 @@
 /* forward declaration of the HW struct */
 struct ixgbe_hw;
 
-s32 ixgbevf_init_mbx_params_vf(struct ixgbe_hw *);
-
 #endif /* _IXGBE_MBX_H_ */
diff --git a/drivers/net/ixgbevf/vf.c b/drivers/net/ixgbevf/vf.c
index f6f9299..bfe42c1 100644
--- a/drivers/net/ixgbevf/vf.c
+++ b/drivers/net/ixgbevf/vf.c
@@ -368,7 +368,7 @@
 	return 0;
 }
 
-struct ixgbe_mac_operations ixgbevf_mac_ops = {
+static struct ixgbe_mac_operations ixgbevf_mac_ops = {
 	.init_hw             = ixgbevf_init_hw_vf,
 	.reset_hw            = ixgbevf_reset_hw_vf,
 	.start_hw            = ixgbevf_start_hw_vf,