Received: by 2002:a05:6a10:9e8c:0:0:0:0 with SMTP id y12csp744496pxx; Wed, 28 Oct 2020 16:16:15 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzfIYHszSciaVbPeVH+0qL+e8z1I7pWfny4hm4HDt/kgzhpf8Bxk/0jppA6EdWJGHHBxjV0 X-Received: by 2002:a17:907:411b:: with SMTP id nw19mr1052841ejb.150.1603926975169; Wed, 28 Oct 2020 16:16:15 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1603926975; cv=none; d=google.com; s=arc-20160816; b=Jlkc12pH5f5ufOHliuRj0avEgY9iUGXRtvjc2qcAtINaiu8QbronjdFdujqHApRbuu IwPhj2ytDzaik6sQAB6xbptth07HEhoIdREBP3b+CMQMMTTUrMKfY8XOxJh8Bf5zM1VM CTEfNBD2aAGyR4MxzUiY8FUvbD7JVFdxT+pkvYUIK3T+VdxjztANuMndnr43qRDJ8OYn sVqXtXpa7rUAedQtHVCqGrBXy/Wrbk0y1chwRrIlmYgZ0uaxnovY+34hjE58pdlB8N7n 4th0pwmnqb4Ti9TktrE9dhegTtInERagKy0bWEaqvBU0NWTpNpKBzZc8B5PEZT5oMgt9 07vQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date; bh=SFKL6tnBNZyidIcvkOmC068gxqftPREqnpoQrF5al6c=; b=JDydVOZ0P1f85qab5Xs7O1u0KQFTqSGdB1K9KYxsRPF2YDT9Juf40Pc3SNOagtYoOH /fxQNNxn2fR13tHrW4IOjQjzYJwdMUqHAucz+dP0orx/R53MAu1LAZOSv/edsQ3oj5WJ yc0/3bMpafUalNOTMj40HItPeRnrV6UvVD83lFG9yo7O6XHbS2H57ALmADXaie/HEQQX IZViI8ULpqbfvD7SWm8H6BHF+zK1HOrBz3hJic5W/5J8Vlz9Tn6swVcUTe09j5Je28LY jPXf+ZYDiXxtuusnTzYFHtZBop4sIvyFy1LbyVF8C3685o4kAznyd4+FWfhrhfxh89wP /a1A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id kt22si550524ejb.648.2020.10.28.16.15.53; Wed, 28 Oct 2020 16:16:15 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389667AbgJ1XOY (ORCPT + 99 others); Wed, 28 Oct 2020 19:14:24 -0400 Received: from sym2.noone.org ([178.63.92.236]:41764 "EHLO sym2.noone.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390213AbgJ1XNJ (ORCPT ); Wed, 28 Oct 2020 19:13:09 -0400 X-Greylist: delayed 4197 seconds by postgrey-1.27 at vger.kernel.org; Wed, 28 Oct 2020 19:13:08 EDT Received: by sym2.noone.org (Postfix, from userid 1002) id 4CLqZ551RYzvjc1; Wed, 28 Oct 2020 14:44:45 +0100 (CET) Date: Wed, 28 Oct 2020 14:44:45 +0100 From: Tobias Klauser To: Ian Rogers Cc: Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , Andrii Nakryiko , John Fastabend , KP Singh , Nathan Chancellor , Nick Desaulniers , Quentin Monnet , Michal Rostecki , Toke =?iso-8859-1?Q?H=F8iland-J=F8rgensen?= , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org Subject: Re: [PATCH 1/2] tools, bpftool: Avoid array index warnings. Message-ID: <20201028134444.qt44rvpdekwr6m4w@distanz.ch> References: <20201027233646.3434896-1-irogers@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201027233646.3434896-1-irogers@google.com> User-Agent: NeoMutt/20170113 (1.7.2) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2020-10-28 at 00:36:45 +0100, Ian Rogers wrote: > The bpf_caps array is shorter without CAP_BPF, avoid out of bounds reads > if this isn't defined. Working around this avoids -Wno-array-bounds with > clang. > > Signed-off-by: Ian Rogers Reviewed-by: Tobias Klauser