1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/watchdog/pcwd_usb.c b/drivers/watchdog/pcwd_usb.c
index 99ebf6ea3de6..5615f4013924 100644
--- a/drivers/watchdog/pcwd_usb.c
+++ b/drivers/watchdog/pcwd_usb.c
@@ -630,6 +630,9 @@ static int usb_pcwd_probe(struct usb_interface *interface,
                 return -ENODEV;
         }
 
+        if (iface_desc->desc.bNumEndpoints < 1)
+                return -ENODEV;
+
         /* check out the endpoint: it has to be Interrupt & IN */
         endpoint = &iface_desc->endpoint[0].desc;