aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/input/touchscreen/usbtouchscreen.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/input/touchscreen/usbtouchscreen.c')
-rw-r--r--drivers/input/touchscreen/usbtouchscreen.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index 43c521f50c85..3dda6eaabdab 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -1654,6 +1654,9 @@ static int usbtouch_probe(struct usb_interface *intf,
if (id->driver_info == DEVTYPE_IGNORE)
return -ENODEV;
+ if (id->driver_info >= ARRAY_SIZE(usbtouch_dev_info))
+ return -ENODEV;
+
endpoint = usbtouch_get_input_endpoint(intf->cur_altsetting);
if (!endpoint)
return -ENXIO;