From mboxrd@z Thu Jan 1 00:00:00 1970 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, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 5D587C43461 for ; Mon, 5 Apr 2021 08:57:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3C2E961394 for ; Mon, 5 Apr 2021 08:57:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233220AbhDEI5c (ORCPT ); Mon, 5 Apr 2021 04:57:32 -0400 Received: from mail.kernel.org ([198.145.29.99]:36466 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233095AbhDEI5N (ORCPT ); Mon, 5 Apr 2021 04:57:13 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 19B426139C; Mon, 5 Apr 2021 08:57:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1617613027; bh=6pcHRfI5R4NBY0ubQePnRZ6ZlMG4Z9EX1kB/F6XP+j0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wVDJ93FLW8qPE8LF/B2x5vt31MTiqVDzHlooDjgJ+LO/dICkd5Ngmc9dBYc1K5pga XUhgxtNbb20Oi4oPZj2hQ6U0+rv7Vc5U/nJaM0ni4sZNfMPp6OJu9HeaB2ciVbXNax n+3KzIzTzRH+O2GxMdr8ZzxtttFHpQgTdDzwIcJk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dinghao Liu , Chanwoo Choi , Sasha Levin Subject: [PATCH 4.9 25/35] extcon: Fix error handling in extcon_dev_register Date: Mon, 5 Apr 2021 10:54:00 +0200 Message-Id: <20210405085019.673324065@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210405085018.871387942@linuxfoundation.org> References: <20210405085018.871387942@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dinghao Liu [ Upstream commit d3bdd1c3140724967ca4136755538fa7c05c2b4e ] When devm_kcalloc() fails, we should execute device_unregister() to unregister edev->dev from system. Fixes: 046050f6e623e ("extcon: Update the prototype of extcon_register_notifier() with enum extcon") Signed-off-by: Dinghao Liu Signed-off-by: Chanwoo Choi Signed-off-by: Sasha Levin --- drivers/extcon/extcon.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c index d0e367959c91..20e24d4b917a 100644 --- a/drivers/extcon/extcon.c +++ b/drivers/extcon/extcon.c @@ -1200,6 +1200,7 @@ int extcon_dev_register(struct extcon_dev *edev) sizeof(*edev->nh) * edev->max_supported, GFP_KERNEL); if (!edev->nh) { ret = -ENOMEM; + device_unregister(&edev->dev); goto err_dev; } -- 2.30.2