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=-16.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS 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 03A59C433E6 for ; Wed, 3 Feb 2021 20:51:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B537A64DDD for ; Wed, 3 Feb 2021 20:51:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232667AbhBCUvH (ORCPT ); Wed, 3 Feb 2021 15:51:07 -0500 Received: from mail.kernel.org ([198.145.29.99]:56738 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232608AbhBCUur (ORCPT ); Wed, 3 Feb 2021 15:50:47 -0500 Received: by mail.kernel.org (Postfix) with ESMTPS id 005A664F7E; Wed, 3 Feb 2021 20:50:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1612385407; bh=NT8HrXI4fXmk3jqxMrnzHBAXe64jbdpAS0IFdSI+89k=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=KsZHGOBK9x18lfH2CzRIiNcDxk3G1QUBtTHgcRa5i4d4q2n6tD3vz2iQ3sNGnZ1Wr cJI5IBdpsk/KkrA0WeYPrlVbwhPt1gN5v/H+XZ6c+CBO35euy4rqL7ytcFHra+QXRF KuX1QZa1VDdKcVS2VJhnsB1I+ZkWqXys30zWmRCKBX5/65ZnSweIfPnF09XlBTexA0 TitY7IHegy8r0zBVHAeJaku3YSumXxaZybudJdaiTrq7ZkfQ3PhMcsUeENZe1PARnn Ktyv/FXPcKEogHPpnrI/W+rVZHRM3ZGS9rxxvgrlEprPP9ADoF8MLRGelqXrHErr6Z IlBcZDGyqU3kQ== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH] bpf: Check for integer overflow when using roundup_pow_of_two() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <161238540694.20292.1378146389500411389.git-patchwork-notify@kernel.org> Date: Wed, 03 Feb 2021 20:50:06 +0000 References: <20210127063653.3576-1-minhquangbui99@gmail.com> In-Reply-To: <20210127063653.3576-1-minhquangbui99@gmail.com> To: Bui Quang Minh Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, kafai@fb.com, songliubraving@fb.com, yhs@fb.com, john.fastabend@gmail.com, kpsingh@kernel.org, davem@davemloft.net, netdev@vger.kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello: This patch was applied to bpf/bpf.git (refs/heads/master): On Wed, 27 Jan 2021 06:36:53 +0000 you wrote: > On 32-bit architecture, roundup_pow_of_two() can return 0 when the argument > has upper most bit set due to resulting 1UL << 32. Add a check for this > case. > > Fixes: d5a3b1f ("bpf: introduce BPF_MAP_TYPE_STACK_TRACE") > Signed-off-by: Bui Quang Minh > > [...] Here is the summary with links: - bpf: Check for integer overflow when using roundup_pow_of_two() https://git.kernel.org/bpf/bpf/c/6183f4d3a0a2 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html