linux-kernel - [PATCH v3 8/9] vhost_scsi: Add check for inherit

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20241105072642.898710-9-lulu@redhat.com>
Date: Tue,  5 Nov 2024 15:25:27 +0800
From: Cindy Lu <lulu@...hat.com>
To: lulu@...hat.com,
	jasowang@...hat.com,
	mst@...hat.com,
	michael.christie@...cle.com,
	sgarzare@...hat.com,
	linux-kernel@...r.kernel.org,
	virtualization@...ts.linux-foundation.org,
	netdev@...r.kernel.org
Subject: [PATCH v3 8/9] vhost_scsi: Add check for inherit_owner status

The vhost_scsi VHOST_NEW_WORKER requires the inherit_owner
setting to be true. So we need to implement a check for this.

Signed-off-by: Cindy Lu <lulu@...hat.com>
---
 drivers/vhost/scsi.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index 006ffacf1c56..05290298b5ab 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -2083,6 +2083,11 @@ vhost_scsi_ioctl(struct file *f,
 			return -EFAULT;
 		return vhost_scsi_set_features(vs, features);
 	case VHOST_NEW_WORKER:
+		/*vhost-scsi VHOST_NEW_WORKER requires inherit_owner to be true*/
+		if (vs->dev.inherit_owner != true)
+			return -EFAULT;
+
+		fallthrough;
 	case VHOST_FREE_WORKER:
 	case VHOST_ATTACH_VRING_WORKER:
 	case VHOST_GET_VRING_WORKER:
-- 
2.45.0