e1000e: cleanup incorrect filename in comment

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index 8b62870..efb3729 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -6628,4 +6628,4 @@
 MODULE_LICENSE("GPL");
 MODULE_VERSION(DRV_VERSION);
 
-/* e1000_main.c */
+/* netdev.c */