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-rw-r--r--sys/dev/usb/usb_hub.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/dev/usb/usb_hub.c b/sys/dev/usb/usb_hub.c
index e08f492..a720261 100644
--- a/sys/dev/usb/usb_hub.c
+++ b/sys/dev/usb/usb_hub.c
@@ -978,7 +978,11 @@ uhub_child_pnpinfo_string(device_t parent, device_t child,
UGETW(res.udev->ddesc.idProduct),
res.udev->ddesc.bDeviceClass,
res.udev->ddesc.bDeviceSubClass,
+#if USB_HAVE_STRINGS
res.udev->serial,
+#else
+ "",
+#endif
iface->idesc->bInterfaceClass,
iface->idesc->bInterfaceSubClass);
} else {
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