Input: sur40 - Fix an error code in sur40_probe()

If v4l2_ctrl_handler_setup() fails then probe() should return an error
code instead of returning success.

Fixes: cee1e3e2ef39 ("media: add video control handlers using V4L2 control framework")
Signed-off-by: Dan Carpenter <redacted>
---
 drivers/input/touchscreen/sur40.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/input/touchscreen/sur40.c b/drivers/input/touchscreen/sur40.c
index 620cdd7d214a..12f2562b0141 100644
--- a/drivers/input/touchscreen/sur40.c
+++ b/drivers/input/touchscreen/sur40.c

@@ -787,6 +787,7 @@ static int sur40_probe(struct usb_interface *interface,
 		dev_err(&interface->dev,
 			"Unable to register video controls.");
 		v4l2_ctrl_handler_free(&sur40->hdl);
+		error = sur40->hdl.error;
 		goto err_unreg_v4l2;
 	}
 

-- 
2.29.2

On Thu, Jan 28, 2021 at 12:36:17PM +0300, Dan Carpenter wrote:

If v4l2_ctrl_handler_setup() fails then probe() should return an error
code instead of returning success.

Fixes: cee1e3e2ef39 ("media: add video control handlers using V4L2 control framework")
Signed-off-by: Dan Carpenter <redacted>

Applied, thank you.

-- 
Dmitry