[libvirt] [PATCH v2] node_device: Check return value for udev_new()

The comment was actually wrong as https://www.freedesktop.org/software/systemd/man/udev_new.html# mentions that on failure NULL is returned. Signed-off-by: Marc Hartmayer <mhartmay(a)linux.vnet.ibm.com&gt; --- src/node_device/node_device_udev.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/src/node_device/node_device_udev.c b/src/node_device/node_device_udev.c index 4b81312..693194d 100644 --- a/src/node_device/node_device_udev.c +++ b/src/node_device/node_device_udev.c @@ -1491,13 +1491,12 @@ static int nodeStateInitialize(bool privileged, if (udevPCITranslateInit(privileged) < 0) goto cleanup; - /* - * http://www.kernel.org/pub/linux/utils/kernel/hotplug/libudev/libudev-udev... - * - * indicates no return value other than success, so we don't check - * its return value. - */ udev = udev_new(); + if (!udev) { + virReportError(VIR_ERR_INTERNAL_ERROR, "%s", + _("failed to create udev context")); + goto cleanup; + } #if HAVE_UDEV_LOGGING /* cast to get rid of missing-format-attribute warning */ udev_set_log_fn(udev, (udevLogFunctionPtr) udevLogFunction); -- 2.5.5