From nobody Fri Dec 19 07:55:12 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 67F03C4332F for ; Wed, 19 Oct 2022 11:53:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231821AbiJSLxH (ORCPT ); Wed, 19 Oct 2022 07:53:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55840 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231857AbiJSLwt (ORCPT ); Wed, 19 Oct 2022 07:52:49 -0400 Received: from sin.source.kernel.org (sin.source.kernel.org [145.40.73.55]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0C8081ACA84; Wed, 19 Oct 2022 04:31:45 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id A4F2ECE2170; Wed, 19 Oct 2022 09:04:52 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C502CC433C1; Wed, 19 Oct 2022 09:04:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1666170291; bh=AIPgOlTw2C29CZW+Rcr36Sfqvrn2uqvWjCZRKazOqQQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uPyOXGHKxg13vb4UmrEf0/Ue6S6nsUQ82IOUsKUTTnC+Xw0fe1fzPgjIHSTez7OD6 V68xrBimGBocJrKx65NZQuXHC1YQdgcvzKJiYpt1rXMLpk8xrrPfSo25+VRvt8ruTc O1Ugx5uVEWhiGjm7wkT3xf3vdNGnyvQCupPsqQIE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Neil Armstrong , Lin Yujun , Sasha Levin Subject: [PATCH 6.0 562/862] slimbus: qcom-ngd: Add error handling in of_qcom_slim_ngd_register Date: Wed, 19 Oct 2022 10:30:49 +0200 Message-Id: <20221019083314.815961935@linuxfoundation.org> X-Mailer: git-send-email 2.38.0 In-Reply-To: <20221019083249.951566199@linuxfoundation.org> References: <20221019083249.951566199@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Lin Yujun [ Upstream commit 42992cf187e4e4bcfe3c58f8fc7b1832c5652d9f ] No error handling is performed when platform_device_add() return fails. Refer to the error handling of driver_set_override(), add error handling for platform_device_add(). Fixes: 917809e2280b ("slimbus: ngd: Add qcom SLIMBus NGD driver") Reviewed-by: Neil Armstrong Signed-off-by: Lin Yujun Link: https://lore.kernel.org/r/20220914031953.94061-1-linyujun809@huawei.c= om Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/slimbus/qcom-ngd-ctrl.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctr= l.c index bacc6af1d51e..d29a1a9cf12f 100644 --- a/drivers/slimbus/qcom-ngd-ctrl.c +++ b/drivers/slimbus/qcom-ngd-ctrl.c @@ -1470,7 +1470,13 @@ static int of_qcom_slim_ngd_register(struct device *= parent, ngd->pdev->dev.of_node =3D node; ctrl->ngd =3D ngd; =20 - platform_device_add(ngd->pdev); + ret =3D platform_device_add(ngd->pdev); + if (ret) { + platform_device_put(ngd->pdev); + kfree(ngd); + of_node_put(node); + return ret; + } ngd->base =3D ctrl->base + ngd->id * data->offset + (ngd->id - 1) * data->size; =20 --=20 2.35.1