ixgbe: cleanup the hwmon function calls

When the hwmon code was initially added it was with the assumption that a
sysfs patch would be also coming soon.  Since that isn't the case some
clean up needs to be done.  This patch does that.

Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Tested-by: Stephen Ko <stephen.s.ko@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 05f66a2..863c9b7 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -7344,8 +7344,10 @@
 	e_dev_info("%s\n", ixgbe_default_device_descr);
 	cards_found++;
 
+#ifdef CONFIG_IXGBE_HWMON
 	if (ixgbe_sysfs_init(adapter))
 		e_err(probe, "failed to allocate sysfs resources\n");
+#endif /* CONFIG_IXGBE_HWMON */
 
 	return 0;
 
@@ -7397,7 +7399,9 @@
 	}
 
 #endif
+#ifdef CONFIG_IXGBE_HWMON
 	ixgbe_sysfs_exit(adapter);
+#endif /* CONFIG_IXGBE_HWMON */
 
 #ifdef IXGBE_FCOE
 	if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED)