Index: sys/dev/e1000/e1000_api.c
===================================================================
--- sys/dev/e1000/e1000_api.c
+++ sys/dev/e1000/e1000_api.c
@@ -334,6 +334,7 @@
 	case E1000_DEV_ID_PCH_TGP_I219_LM15:
 	case E1000_DEV_ID_PCH_TGP_I219_V15:
 		mac->type = e1000_pch_tgp;
+		break;
 	case E1000_DEV_ID_PCH_ADL_I219_LM16:
 	case E1000_DEV_ID_PCH_ADL_I219_V16:
 	case E1000_DEV_ID_PCH_ADL_I219_LM17: