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=-9.8 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,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 E5191C2D0DB for ; Fri, 24 Jan 2020 13:13:46 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BABA6206D5 for ; Fri, 24 Jan 2020 13:13:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Bw15UZaq" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BABA6206D5 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=LP1YXkZdh4CQG+oP+UoOjyJhguvM3SqeEgmRFXYe/qM=; b=Bw15UZaqyOtIIN aGiW4KC8DUYZAVHGPU+ZXTqD6m0kV9EETjCgKBRZuULmvlcLMoc5FKKJUMrapD2qQOOW0utmqLELo VeYikbhyElsmAoD7Tm+FJTQE2jcbD7+W0QJ63EdG0FToyYL2VIUvPr52mqSiL3+f4d0SORDSsq/8I brCo591tckDFwkV5fLD6douSu1x8nLQXmOM0YsExmv/T53qQW89Enfh0NiatNb6+EHsOPcv++PEF/ XTbsm+lrrKKhGJ2aURICRDjGfs+qiKAXZnugEVztD0FqvkmP54Je9JyirxHw0M3ZJLWHjfXYtcoC2 CwOLiybbkAUMfdNzVNow==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iuymF-00064Q-V7; Fri, 24 Jan 2020 13:13:36 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iuymC-0005x0-28 for linux-mtd@lists.infradead.org; Fri, 24 Jan 2020 13:13:34 +0000 Received: from dude.hi.pengutronix.de ([2001:67c:670:100:1d::7]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1iuym5-0003aH-Rd; Fri, 24 Jan 2020 14:13:25 +0100 Received: from sha by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1iuym5-0006ZJ-2d; Fri, 24 Jan 2020 14:13:25 +0100 From: Sascha Hauer To: linux-fsdevel@vger.kernel.org Subject: [PATCH 4/8] ubifs: do not ubifs_inode() on potentially NULL pointer Date: Fri, 24 Jan 2020 14:13:19 +0100 Message-Id: <20200124131323.23885-5-s.hauer@pengutronix.de> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200124131323.23885-1-s.hauer@pengutronix.de> References: <20200124131323.23885-1-s.hauer@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::7 X-SA-Exim-Mail-From: sha@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-mtd@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200124_051332_104439_33F9550C X-CRM114-Status: GOOD ( 12.14 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Richard Weinberger , Sascha Hauer , linux-mtd@lists.infradead.org, kernel@pengutronix.de, Jan Kara Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org new_inode() may return NULL, so only derefence the return inode when non NULL. This is merely a cleanup as calling ubifs_inode() on a NULL pointer doesn't do any harm, only using the return value would. Signed-off-by: Sascha Hauer --- fs/ubifs/dir.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c index 0b98e3c8b461..cfce5fee9262 100644 --- a/fs/ubifs/dir.c +++ b/fs/ubifs/dir.c @@ -95,10 +95,10 @@ struct inode *ubifs_new_inode(struct ubifs_info *c, struct inode *dir, } inode = new_inode(c->vfs_sb); - ui = ubifs_inode(inode); if (!inode) return ERR_PTR(-ENOMEM); + ui = ubifs_inode(inode); /* * Set 'S_NOCMTIME' to prevent VFS form updating [mc]time of inodes and * marking them dirty in file write path (see 'file_update_time()'). -- 2.25.0 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/