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path: root/drivers/input/tablet/kbtab.c
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Diffstat (limited to 'drivers/input/tablet/kbtab.c')
-rw-r--r--drivers/input/tablet/kbtab.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/input/tablet/kbtab.c b/drivers/input/tablet/kbtab.c
index e850d7e8afbc..4d9d64908b59 100644
--- a/drivers/input/tablet/kbtab.c
+++ b/drivers/input/tablet/kbtab.c
@@ -122,6 +122,9 @@ static int kbtab_probe(struct usb_interface *intf, const struct usb_device_id *i
struct input_dev *input_dev;
int error = -ENOMEM;
+ if (intf->cur_altsetting->desc.bNumEndpoints < 1)
+ return -ENODEV;
+
kbtab = kzalloc(sizeof(struct kbtab), GFP_KERNEL);
input_dev = input_allocate_device();
if (!kbtab || !input_dev)