e1000e: rename a few functions

Several minor cosmetic function renames.

Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/e1000e/es2lan.c b/drivers/net/e1000e/es2lan.c
index 10e17cf..d59a99a 100644
--- a/drivers/net/e1000e/es2lan.c
+++ b/drivers/net/e1000e/es2lan.c
@@ -238,7 +238,7 @@
 	return 0;
 }
 
-static s32 e1000_get_invariants_80003es2lan(struct e1000_adapter *adapter)
+static s32 e1000_get_variants_80003es2lan(struct e1000_adapter *adapter)
 {
 	struct e1000_hw *hw = &adapter->hw;
 	s32 rc;
@@ -1243,7 +1243,7 @@
 				  | FLAG_DISABLE_FC_PAUSE_TIME /* errata */
 				  | FLAG_TIPG_MEDIUM_FOR_80003ESLAN,
 	.pba			= 38,
-	.get_invariants		= e1000_get_invariants_80003es2lan,
+	.get_variants		= e1000_get_variants_80003es2lan,
 	.mac_ops		= &es2_mac_ops,
 	.phy_ops		= &es2_phy_ops,
 	.nvm_ops		= &es2_nvm_ops,