Reviewed-by: Wenchao Xia <xiaw...@linux.vnet.ibm.com>
> we need bdrv_new() to properly initialize BDS, don't allocate memory
> manually.
>
> Signed-off-by: Fam Zheng <f...@redhat.com>
> ---
> block/vvfat.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/block/vvfat.c b/block/vvfat.c
> index cd3b8ed..a827d91 100644
> --- a/block/vvfat.c
> +++ b/block/vvfat.c
> @@ -2943,7 +2943,7 @@ static int enable_write_target(BDRVVVFATState *s)
> unlink(s->qcow_filename);
> #endif
>
> - s->bs->backing_hd = calloc(sizeof(BlockDriverState), 1);
> + s->bs->backing_hd = bdrv_new("");
> s->bs->backing_hd->drv = &vvfat_write_target;
> s->bs->backing_hd->opaque = g_malloc(sizeof(void*));
> *(void**)s->bs->backing_hd->opaque = s;
>
--
Best Regards
Wenchao Xia
