Re: [Qemu-devel] [Qemu-block] [PATCH 6/7] qcow2: aio support for compressed cluster read

[Alberto Garcia]

On Thu 01 Nov 2018 07:27:37 PM CET, Vladimir Sementsov-Ogievskiy wrote:

> +    buf = g_try_malloc(csize);
> +    if (!buf) {
> +        return -ENOMEM;
> +    }
> +    iov.iov_base = buf;
> +    iov.iov_len = csize;
> +    qemu_iovec_init_external(&local_qiov, &iov, 1);
>  
> -        iov.iov_base = s->cluster_data;
> -        iov.iov_len = csize;
> -        qemu_iovec_init_external(&local_qiov, &iov, 1);
> +    out_buf = qemu_blockalign(bs, s->cluster_size);

You should also check whether out_buf is NULL, shouldn't you?

Berto