qcow2: Allow >4 GB VM state

This is a compatible extension to the snapshot header format that allows
saving a 64 bit VM state size.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/savevm.c b/savevm.c
index b72f6c0d17..f153c25419 100644
--- a/savevm.c
+++ b/savevm.c
@@ -2002,7 +2002,7 @@ void do_savevm(Monitor *mon, const QDict *qdict)
     int ret;
     QEMUFile *f;
     int saved_vm_running;
-    uint32_t vm_state_size;
+    uint64_t vm_state_size;
 #ifdef _WIN32
     struct _timeb tb;
     struct tm *ptm;