Index: if_myx.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/if_myx.c,v
retrieving revision 1.103
diff -u -p -r1.103 if_myx.c
--- if_myx.c	1 Aug 2017 01:11:35 -0000	1.103
+++ if_myx.c	4 Mar 2019 10:40:45 -0000
@@ -1102,7 +1102,7 @@ myx_up(struct myx_softc *sc)
 	}
 
 	memset(&mc, 0, sizeof(mc));
-	if (myx_cmd(sc, MYXCMD_FC_DEFAULT, &mc, NULL) != 0) {
+	if (myx_cmd(sc, MYXCMD_UNSET_FC, &mc, NULL) != 0) {
 		printf("%s: failed to configure flow control\n", DEVNAME(sc));
 		goto free_intrq;
 	}