From: Boris Fiuczynski <fiuczy@linux.ibm.com>
Date: Wed, 19 Jun 2024 12:29:16 +0000 (+0200)
Subject: nodedev: prevent invalid DASD node object creation
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=69d8a327f15cc8d8249253f773f2ca201133f940;p=libvirt.git

nodedev: prevent invalid DASD node object creation

Prevent the creation of a new DASD node object when the device does not
exist.

Resolves: https://issues.redhat.com/browse/RHEL-39497
Reviewed-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Signed-off-by: Boris Fiuczynski <fiuczy@linux.ibm.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
---

diff --git a/src/node_device/node_device_udev.c b/src/node_device/node_device_udev.c
index 2ccf694580..226bea4025 100644
--- a/src/node_device/node_device_udev.c
+++ b/src/node_device/node_device_udev.c
@@ -958,6 +958,9 @@ udevProcessDASD(struct udev_device *device,
 
     udevGetStringSysfsAttr(device, "device/uid", &storage->serial);
 
+    if (!storage->serial)
+        return -1;
+
     return udevProcessDisk(device, def);
 }