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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 27AD1C4332F for ; Sun, 29 Oct 2023 22:55:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231265AbjJ2WzN (ORCPT ); Sun, 29 Oct 2023 18:55:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47328 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231183AbjJ2WzH (ORCPT ); Sun, 29 Oct 2023 18:55:07 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D5597FF; Sun, 29 Oct 2023 15:54:59 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 28FE1C433C7; Sun, 29 Oct 2023 22:54:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1698620099; bh=3ecTuxaFxXd+4WzH7yZUfyWhqhdE2zoYnEaqwcm2F1Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ftYWzWF5NlFV5fa/Hii9tnMigbGoXy2nl3p9xaX0MNuxgGhDXt9fVRtyf9UzO17mT olwFHYtw+eujgLigw40G5lBA9qEstS0RAAGrYbMpXPSv4mkJJETf7oVmZO/7TqMZpI HvQFLxqeLOddUp+aPeG6pshpkjwS8QE9UYQoOLbdQgIyN1x3XmqMpfQe61KTyn2RlI P8RlNZmUEIWACjJ5FAfxjNZoQw7CE8yqUzHkFlQKrQ7vGQK8CrNUwF1h/RYtjse647 RoKdXUWYN2d2/EWZAt1/v3bUDqaBDkCxMDwWCT9a6WQp00/baqvw+gpXNwn5Zmb/8U BmxzRlUB2jKXw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Konstantin Komarov , Sasha Levin , ntfs3@lists.linux.dev Subject: [PATCH AUTOSEL 6.5 11/52] fs/ntfs3: Fix possible NULL-ptr-deref in ni_readpage_cmpr() Date: Sun, 29 Oct 2023 18:52:58 -0400 Message-ID: <20231029225441.789781-11-sashal@kernel.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231029225441.789781-1-sashal@kernel.org> References: <20231029225441.789781-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.5.9 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Konstantin Komarov [ Upstream commit 32e9212256b88f35466642f9c939bb40cfb2c2de ] Signed-off-by: Konstantin Komarov Signed-off-by: Sasha Levin --- fs/ntfs3/frecord.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c index 8f34d6472ddbd..05fb3dbe39076 100644 --- a/fs/ntfs3/frecord.c +++ b/fs/ntfs3/frecord.c @@ -2148,7 +2148,7 @@ int ni_readpage_cmpr(struct ntfs_inode *ni, struct page *page) for (i = 0; i < pages_per_frame; i++) { pg = pages[i]; - if (i == idx) + if (i == idx || !pg) continue; unlock_page(pg); put_page(pg); -- 2.42.0