From 0eb50e5668bc063da305eaf37e9a38955742b96c Mon Sep 17 00:00:00 2001
From: Mingqiang Chi <mingqiang.chi@intel.com>
Date: Mon, 14 Sep 2020 16:25:34 +0800
Subject: [PATCH] cleanup vpci structure when shutdown_vm

cleanup vpci structure when shutdown_vm to avoid use uninitialized data
after reboot.

Tracked-On: #4958
Signed-off-by: Mingqiang Chi <mingqiang.chi@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
---
 hypervisor/dm/vpci/vpci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hypervisor/dm/vpci/vpci.c b/hypervisor/dm/vpci/vpci.c
index e737f4913..d7cb8161b 100644
--- a/hypervisor/dm/vpci/vpci.c
+++ b/hypervisor/dm/vpci/vpci.c
@@ -274,6 +274,7 @@ void deinit_vpci(struct acrn_vm *vm)
 	}
 
 	ptdev_release_all_entries(vm);
+	(void)memset(&vm->vpci, 0U, sizeof(struct acrn_vpci));
 
 	/* Free iommu */
 	destroy_iommu_domain(vm->iommu);