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[Qemu-devel] [PULL 1/2] HMP: Initialize err before using
From: |
Dr. David Alan Gilbert (git) |
Subject: |
[Qemu-devel] [PULL 1/2] HMP: Initialize err before using |
Date: |
Tue, 20 Mar 2018 12:41:16 +0000 |
From: zhangjixiang <address@hidden>
When bdrv_snapshot_delete return fail, the errp will not be
assigned a valid value in error_propagate as errp didn't be
initialized in hmp_delvm, then error_reportf_err will use an
uninitialized value(call by hmp_delvm), and qemu crash.
Signed-off-by: zhangjixiang <address@hidden>
Reviewed-by: Dr. David Alan Gilbert <address@hidden>
Signed-off-by: Dr. David Alan Gilbert <address@hidden>
---
hmp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hmp.c b/hmp.c
index ba9e299ee2..fd13d5b56a 100644
--- a/hmp.c
+++ b/hmp.c
@@ -1321,7 +1321,7 @@ void hmp_savevm(Monitor *mon, const QDict *qdict)
void hmp_delvm(Monitor *mon, const QDict *qdict)
{
BlockDriverState *bs;
- Error *err;
+ Error *err = NULL;
const char *name = qdict_get_str(qdict, "name");
if (bdrv_all_delete_snapshot(name, &bs, &err) < 0) {
--
2.14.3