D20747.id58964.diff
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D20747.id58964.diff
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	Index: sys/net/iflib.c
	===================================================================
	--- sys/net/iflib.c
	+++ sys/net/iflib.c
	@@ -4733,7 +4733,7 @@
	err);
	goto fail_queues;
	}
	- } else {
	+ } else if (scctx->isc_intr != IFLIB_INTR_MSIX) {
	rid = 0;
	if (scctx->isc_intr == IFLIB_INTR_MSI) {
	MPASS(msix == 1);
	@@ -4743,6 +4743,10 @@
	device_printf(dev, "iflib_legacy_setup failed %d\n", err);
	goto fail_queues;
	}
	+ } else {
	+ device_printf(dev, "Cannot use iflib with only 1 MSI-X interrupt!\n");
	+ err = ENODEV;
	+ goto fail_intr_free;
	}

	ether_ifattach(ctx->ifc_ifp, ctx->ifc_mac.octet);
	@@ -4783,6 +4787,7 @@
	fail_queues:
	iflib_tx_structures_free(ctx);
	iflib_rx_structures_free(ctx);
	+ taskqgroup_detach(qgroup_if_config_tqg, &ctx->ifc_admin_task);
	IFDI_DETACH(ctx);
	fail_unlock:
	CTX_UNLOCK(ctx);