hw/virtio: Use error_setg_file_open() for a better error message

The error message changes from

    vhost-vsock: failed to open vhost device: REASON

to

    Could not open '/dev/vhost-vsock': REASON

I think the exact file name is more useful to know than the file's
purpose.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20251121121438.1249498-8-armbru@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
This commit is contained in:
Markus Armbruster 2025-11-21 13:14:30 +01:00 committed by Philippe Mathieu-Daudé
parent 6d85f1d449
commit 77f4f14e08

View file

@ -153,8 +153,7 @@ static void vhost_vsock_device_realize(DeviceState *dev, Error **errp)
} else {
vhostfd = open("/dev/vhost-vsock", O_RDWR);
if (vhostfd < 0) {
error_setg_errno(errp, errno,
"vhost-vsock: failed to open vhost device");
error_setg_file_open(errp, errno, "/dev/vhost-vsock");
return;
}