From patchwork Tue Jun 23 19:58:38 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 223324 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=-10.0 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 CFDD0C433E1 for ; Tue, 23 Jun 2020 20:57:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A452E20724 for ; Tue, 23 Jun 2020 20:57:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592945858; bh=AbtKSSDXJJ7psYsWDTWBgkzCW4eFI1zmmmtpPytZzpI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=f+jAEMUrORvSG0+ItRoI9iHMcxvA/2Nvke188V7hSEO5En2EOlgT43AgbHY6MXkqk L3Ax6/VXkI4yybdb8cG3XSUN2qswxAi+8OrlQHyBvc/t2uk0zwA4BuQUJS2TYjQeRd PltMAjRFm3wObgt+3mVV7viBXOVYaf76EuWsSe3w= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2403824AbgFWU5h (ORCPT ); Tue, 23 Jun 2020 16:57:37 -0400 Received: from mail.kernel.org ([198.145.29.99]:39268 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2391727AbgFWUmj (ORCPT ); Tue, 23 Jun 2020 16:42:39 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 109A32070E; Tue, 23 Jun 2020 20:42:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592944959; bh=AbtKSSDXJJ7psYsWDTWBgkzCW4eFI1zmmmtpPytZzpI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2k6TugW0aeokrgz3ZrQYORcXTUHQFtud1hAjtunPH9gXyOagDaiVW6ML9GGucKeLi QDQFavzfyNASL5aB9uYWOMOQ0IAwzxekC4efTSnlpCDrK9VveItmSKDl6XFlRtj1zC H/Pyd6s8GjnTI1X9sq0dsq0+gkeEjSAS9+5TbbwI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Miquel Raynal , Sasha Levin Subject: [PATCH 4.19 190/206] mtd: rawnand: oxnas: Fix the probe error path Date: Tue, 23 Jun 2020 21:58:38 +0200 Message-Id: <20200623195326.373390811@linuxfoundation.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200623195316.864547658@linuxfoundation.org> References: <20200623195316.864547658@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Miquel Raynal [ Upstream commit 154298e2a3f6c9ce1d76cdb48d89fd5b107ea1a3 ] nand_release() is supposed be called after MTD device registration. Here, only nand_scan() happened, so use nand_cleanup() instead. While at it, be consistent and move the function call in the error path thanks to a goto statement. Fixes: 668592492409 ("mtd: nand: Add OX820 NAND Support") Signed-off-by: Miquel Raynal Cc: stable@vger.kernel.org Link: https://lore.kernel.org/linux-mtd/20200519130035.1883-37-miquel.raynal@bootlin.com Signed-off-by: Sasha Levin --- drivers/mtd/nand/raw/oxnas_nand.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/mtd/nand/raw/oxnas_nand.c b/drivers/mtd/nand/raw/oxnas_nand.c index 7509bcd961351..d3f274b2e56d2 100644 --- a/drivers/mtd/nand/raw/oxnas_nand.c +++ b/drivers/mtd/nand/raw/oxnas_nand.c @@ -147,10 +147,8 @@ static int oxnas_nand_probe(struct platform_device *pdev) goto err_release_child; err = mtd_device_register(mtd, NULL, 0); - if (err) { - nand_release(chip); - goto err_release_child; - } + if (err) + goto err_cleanup_nand; oxnas->chips[nchips] = chip; ++nchips; @@ -166,6 +164,8 @@ static int oxnas_nand_probe(struct platform_device *pdev) return 0; +err_cleanup_nand: + nand_cleanup(chip); err_release_child: of_node_put(nand_np); err_clk_unprepare: