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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 E36F2C432BE for ; Wed, 11 Aug 2021 13:12:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C452A60FC4 for ; Wed, 11 Aug 2021 13:12:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231307AbhHKNMy (ORCPT ); Wed, 11 Aug 2021 09:12:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38722 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229811AbhHKNMt (ORCPT ); Wed, 11 Aug 2021 09:12:49 -0400 Received: from mail-pj1-x1029.google.com (mail-pj1-x1029.google.com [IPv6:2607:f8b0:4864:20::1029]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 55099C061765 for ; Wed, 11 Aug 2021 06:12:25 -0700 (PDT) Received: by mail-pj1-x1029.google.com with SMTP id fa24-20020a17090af0d8b0290178bfa69d97so4849158pjb.0 for ; Wed, 11 Aug 2021 06:12:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=itfac-mrt-ac-lk.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id; bh=oqVAT1fZFY8H20A00n245GZ21CFKG3ndu8l7YtDUlkA=; b=c3niZVMItOqVK669UaCSCYcrmhjnyr40xDDrkcCE1xBHtybONlr+ZCM0yyseQ0nEOc Et9QwYK95qiTzAKR9wNzc75vSXuyVX4m5a5PElfxaQOGN+EzY8QF1lU+kBlFBXZRdgoC LfEJx+Fq6Hk6Zp8apSqGN3eRIVoTmHEU6U8C6nqKjpAJSja9/oWiR2rbYWMyMOo20fO2 ccPn1XWyIkzYPzZ8jLkIXCH7QUK/qsSgRbhmehO5SNLSeLZiAK5MQpUNfDdz0/RJtAfJ ozujn0rZxWgiVy1tDhD9PYuR329leCYiOEyikbV/qBAXUx44R6mD98MOoIzLhJXd6meF tMhg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=oqVAT1fZFY8H20A00n245GZ21CFKG3ndu8l7YtDUlkA=; b=ebUR/PDyqg61T6QykC4vVIQ/yOdxvunwVxQBhLOzX7VCTY9wxcCuwIvQEH1gDJRYu7 vsinKjGVFl48+E7xA6SaKvnqJwyCDCytW63Hk+MYLnwEGvZpwto2BRwtM37Zd3xyaCvL xsRKVWAtOEIzWagnvyV5TiiE9QAcZ+EHF2pw5fI/TxdPdPAG9jIL5vXKnr+m4iayrxoX ns8jez0LBUhnB2CMFfTBcsIncu27CJTX01x4YvfyPrvvaGIBu07siusP5CwUO1WyPbIu 6Ual+bHydqyMfZX/YeQLfCugwkfSDq3ZumgjohJcwm1A57ZSqcH+kJA8/mXlndxwLYiM vC2Q== X-Gm-Message-State: AOAM532a5lmJa7xkBwhDaqtS9WSEL+HsACM0NUwTHDMboe0SIZkiNn0v 24ipPF0F9d95PAnajJ4LQU3NMv8PZIru X-Google-Smtp-Source: ABdhPJw1eJfQRBYdanca3899CMCLo56OzeErL/dQY1KjEtiJiQDG+O1iHmwhJDYKfn8UN/dV5hHoMQ== X-Received: by 2002:a62:864b:0:b029:3c7:7197:59fc with SMTP id x72-20020a62864b0000b02903c7719759fcmr30159259pfd.59.1628687544856; Wed, 11 Aug 2021 06:12:24 -0700 (PDT) Received: from localhost.localdomain ([123.231.122.209]) by smtp.googlemail.com with ESMTPSA id 125sm10541690pfy.17.2021.08.11.06.12.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Aug 2021 06:12:24 -0700 (PDT) From: "F.A. SULAIMAN" To: jack@suse.com Cc: "F.A.Sulaiman" , linux-kernel@vger.kernel.org Subject: [PATCH] fix array index out of bound exception Date: Wed, 11 Aug 2021 18:41:50 +0530 Message-Id: <20210811131150.20282-1-asha.16@itfac.mrt.ac.lk> X-Mailer: git-send-email 2.17.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "F.A.Sulaiman" Array index out of bound exception occurs when the 'part' variable is passed into the freeSpactTable array, this can be avoided using pointer arithmetic. Signed-off-by: F.A. SULAIMAN --- fs/udf/super.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/udf/super.c b/fs/udf/super.c index 2f83c1204e20..d330c7162c3a 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -2522,7 +2522,7 @@ static unsigned int udf_count_free(struct super_block *sb) sbi->s_lvid_bh->b_data; if (le32_to_cpu(lvid->numOfPartitions) > part) { accum = le32_to_cpu( - lvid->freeSpaceTable[part]); + (lvid->freeSpaceTable + part)); if (accum == 0xFFFFFFFF) accum = 0; } -- 2.17.1