On Tue, Jan 27, 2026 at 3:39 PM Cindy Lu <[email protected]> wrote:
>
> remove impossible fork_owner check in VHOST_GET_FORK_FROM_OWNER ioctl
>
> Fixes: 7d9896e9f6d02d8a ("vhost: Reintroduce kthread API and add mode
> selection")
>
> Signed-off-by: Cindy Lu <[email protected]>
> ---
> drivers/vhost/vhost.c | 5 -----
> 1 file changed, 5 deletions(-)
>
> diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
> index bccdc9eab267..889481c92236 100644
> --- a/drivers/vhost/vhost.c
> +++ b/drivers/vhost/vhost.c
> @@ -2338,11 +2338,6 @@ long vhost_dev_ioctl(struct vhost_dev *d, unsigned int
> ioctl, void __user *argp)
> if (ioctl == VHOST_GET_FORK_FROM_OWNER) {
> u8 fork_owner_val = d->fork_owner;
>
> - if (fork_owner_val != VHOST_FORK_OWNER_TASK &&
> - fork_owner_val != VHOST_FORK_OWNER_KTHREAD) {
There's another similar check in VHOST_SET_FORK_FROM_OWNER?
Thanks
> - r = -EINVAL;
> - goto done;
> - }
> if (put_user(fork_owner_val, (u8 __user *)argp)) {
> r = -EFAULT;
> goto done;
> --
> 2.51.0
>
