From patchwork Mon Mar 1 16:12:49 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 390022 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5F737C432C3 for ; Mon, 1 Mar 2021 17:18:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 407C66504B for ; Mon, 1 Mar 2021 17:18:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237851AbhCARSF (ORCPT ); Mon, 1 Mar 2021 12:18:05 -0500 Received: from mail.kernel.org ([198.145.29.99]:46226 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237017AbhCARJ5 (ORCPT ); Mon, 1 Mar 2021 12:09:57 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 485956501B; Mon, 1 Mar 2021 16:42:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1614616945; bh=ulmSzbVz/jWEKNVTWJGiZCY9JOHl24HcFoXNcb5b9Eo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=xs1PExp6LE+8GQtym6XWSmSY3ukFfd5zAzmNLzrMcydTA0KzwKJzsflx4V0z/ZGPs rzv1cQHRylC5UmZs7S/Xx1/n9QQsPUQvDYKqOYZ9upkbE2Eob7qMx/PeLAi16tUmIC fbPwrseSz58uGnXs0zzT7rBx+vMaXzppwPNEsau0= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , Dmitry Torokhov , Sasha Levin Subject: [PATCH 4.19 149/247] Input: sur40 - fix an error code in sur40_probe() Date: Mon, 1 Mar 2021 17:12:49 +0100 Message-Id: <20210301161038.958248948@linuxfoundation.org> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210301161031.684018251@linuxfoundation.org> References: <20210301161031.684018251@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Dan Carpenter [ Upstream commit b0b7d2815839024e5181bd2572f5d8d4f65363b3 ] 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 Link: https://lore.kernel.org/r/YBKFkbATXa5fA3xj@mwanda Signed-off-by: Dmitry Torokhov Signed-off-by: Sasha Levin --- 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 caa3aca2ea541..d5956854ac983 100644 --- a/drivers/input/touchscreen/sur40.c +++ b/drivers/input/touchscreen/sur40.c @@ -778,6 +778,7 @@ 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; }