From 126fc13ebe9c5e58a5b1daeb4e102e6fa5845779 Mon Sep 17 00:00:00 2001
From: Kirti Wankhede <kwankhede@nvidia.com>
Date: Fri, 6 Nov 2020 23:32:24 +0530
Subject: [PATCH] Fix use after free in vfio_migration_probe
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Fixes Coverity issue:
CID 1436126:  Memory - illegal accesses  (USE_AFTER_FREE)

Fixes: a9e271ec9b36 ("vfio: Add migration region initialization and finalize function")
Signed-off-by: Kirti Wankhede <kwankhede@nvidia.com>
Reviewed-by: David Edmondson <dme@dme.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Kunkun Jiang <jiangkunkun@huawei.com>
---
 hw/vfio/migration.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/vfio/migration.c b/hw/vfio/migration.c
index 1a97784486..8546075706 100644
--- a/hw/vfio/migration.c
+++ b/hw/vfio/migration.c
@@ -903,8 +903,8 @@ int vfio_migration_probe(VFIODevice *vbasedev, Error **errp)
         goto add_blocker;
     }
 
-    g_free(info);
     trace_vfio_migration_probe(vbasedev->name, info->index);
+    g_free(info);
     return 0;
 
 add_blocker:
-- 
2.27.0