Re: [PATCH] vhost: remove impossible check in VHOST_GET_FORK_FROM_OWNER ioctl
From: Jason Wang <jasowang@redhat.com>
Date: 2026-01-27 08:06:30
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lkml, virtualization
On Tue, Jan 27, 2026 at 3:39 PM Cindy Lu [off-list ref] wrote:
quoted hunk ↗ jump to hunk
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 <redacted> --- 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