From patchwork Wed May 12 14:43:59 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 438344 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, 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 45374C43462 for ; Wed, 12 May 2021 16:02:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 15D1E61E31 for ; Wed, 12 May 2021 16:02:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232402AbhELQDR (ORCPT ); Wed, 12 May 2021 12:03:17 -0400 Received: from mail.kernel.org ([198.145.29.99]:34658 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238237AbhELP5e (ORCPT ); Wed, 12 May 2021 11:57:34 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 3D11061C25; Wed, 12 May 2021 15:31:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1620833470; bh=SLWMs1rpk2WPhOcuh68j6BUTGqVBRlq2b1IEtVLBjDM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tlOoc/K2Gt2M6+JzW09Ho0w8nmQCNeEih9irBS1yChEo1hpzCu5A0kYIL25CAo5YR WuV47vwf+uh3Z6OMYZSsnzflNrKOkHWXODCKVFxrvRlszWD+PKLnMw/1+zKuuPwRlU yxyYo0jtcLMV3EzS7uo6QO9e2mfjJAfhlKI7e77w= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hulk Robot , Heikki Krogerus , Amelie Delaunay , Wei Yongjun , Sasha Levin Subject: [PATCH 5.11 162/601] usb: typec: stusb160x: fix return value check in stusb160x_probe() Date: Wed, 12 May 2021 16:43:59 +0200 Message-Id: <20210512144833.173859885@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210512144827.811958675@linuxfoundation.org> References: <20210512144827.811958675@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Wei Yongjun [ Upstream commit f2d90e07b5df2c7745ae66d2d48cc350d3f1c7d2 ] In case of error, the function device_get_named_child_node() returns NULL pointer not ERR_PTR(). The IS_ERR() test in the return value check should be replaced with NULL test. Fixes: da0cb6310094 ("usb: typec: add support for STUSB160x Type-C controller family") Reported-by: Hulk Robot Reviewed-by: Heikki Krogerus Reviewed-by: Amelie Delaunay Signed-off-by: Wei Yongjun Link: https://lore.kernel.org/r/20210308094839.3586773-1-weiyongjun1@huawei.com Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/usb/typec/stusb160x.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/usb/typec/stusb160x.c b/drivers/usb/typec/stusb160x.c index d21750bbbb44..6eaeba9b096e 100644 --- a/drivers/usb/typec/stusb160x.c +++ b/drivers/usb/typec/stusb160x.c @@ -682,8 +682,8 @@ static int stusb160x_probe(struct i2c_client *client) } fwnode = device_get_named_child_node(chip->dev, "connector"); - if (IS_ERR(fwnode)) - return PTR_ERR(fwnode); + if (!fwnode) + return -ENODEV; /* * When both VDD and VSYS power supplies are present, the low power