[PATCH] hid: hid-alps: fix error return code in alps_input_configured()

When input_register_device() fails, no error return code is assigned.
To fix this bug, ret is assigned with -ENOENT as error return code.

Reported-by: TOTE Robot <redacted>
Signed-off-by: Jia-Ju Bai <redacted>
---
 drivers/hid/hid-alps.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/hid/hid-alps.c b/drivers/hid/hid-alps.c
index 3feaece13ade..6b665931147d 100644
--- a/drivers/hid/hid-alps.c
+++ b/drivers/hid/hid-alps.c

@@ -761,6 +761,7 @@ static int alps_input_configured(struct hid_device *hdev, struct hid_input *hi)
 
 		if (input_register_device(data->input2)) {
 			input_free_device(input2);
+			ret = -ENOENT;
 			goto exit;
 		}
 	}