diff options
| -rw-r--r-- | hw/usb/dev-mtp.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/hw/usb/dev-mtp.c b/hw/usb/dev-mtp.c index c9c1f3210c..809b1cb118 100644 --- a/hw/usb/dev-mtp.c +++ b/hw/usb/dev-mtp.c @@ -1071,6 +1071,10 @@ static void usb_mtp_realize(USBDevice *dev, Error **errp) usb_desc_init(dev); QTAILQ_INIT(&s->objects); if (s->desc == NULL) { + if (s->root == NULL) { + error_setg(errp, "usb-mtp: x-root property must be configured"); + return; + } s->desc = strrchr(s->root, '/'); if (s->desc && s->desc[0]) { s->desc = g_strdup(s->desc + 1); |