Update mojo sdk to rev 1dc8a9a5db73d3718d99917fadf31f5fb2ebad4f

[chromium-blink-merge.git] / third_party / libusb / assign-endpoints-checks.patch

diff --git a/third_party/libusb/src/libusb/os/windows_usb.c b/third_party/libusb/src/libusb/os/windows_usb.c
index 259897e..4469992 100644
--- a/third_party/libusb/src/libusb/os/windows_usb.c
+++ b/third_party/libusb/src/libusb/os/windows_usb.c
@@ -663,6 +663,12 @@ static int windows_assign_endpoints(struct libusb_device_handle *dev_handle, int
                return r;
        }
 
+       if (iface >= conf_desc->bNumInterfaces ||
+           altsetting >= conf_desc->interface[iface].num_altsetting) {
+               usbi_dbg("interface %d, altsetting %d out of range", iface, altsetting);
+               return LIBUSB_ERROR_INVALID_PARAM;
+       }
+
        if_desc = &conf_desc->interface[iface].altsetting[altsetting];
        safe_free(priv->usb_interface[iface].endpoint);