* Zhangjixiang (jixiang_zh...@h3c.com) wrote:
> 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 <jixiang_zh...@h3c.com>

Thanks; it's already noted to go in my next HMP pull.

(And this time the mail is the right format, thanks).

Dave

> ---
> hmp.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/hmp.c b/hmp.c
> index 7870d6a300..4a4da004e9 100644
> --- a/hmp.c
> +++ b/hmp.c
> @@ -1340,7 +1340,7 @@ 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) {
> --
> 2.11.0
--
Dr. David Alan Gilbert / dgilb...@redhat.com / Manchester, UK

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