>
> bdrv_pread only ever returns 0 for success or -errno for errors. So you
> can simplify the code like this:
>
> ret = bdrv_pread(...);
> if (ret < 0) {
> goto fail_l1;
> }
>
> You have the same pattern in other places, too.
>I think bdrv_pead do return the read bytes, did you mean bdrv_read here? :) -- Best regards! Fam Zheng
