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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 96367C433F5 for ; Tue, 14 Sep 2021 20:35:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 734626115B for ; Tue, 14 Sep 2021 20:35:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232341AbhINUgW (ORCPT ); Tue, 14 Sep 2021 16:36:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40554 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233639AbhINUgW (ORCPT ); Tue, 14 Sep 2021 16:36:22 -0400 Received: from mail-qv1-xf2c.google.com (mail-qv1-xf2c.google.com [IPv6:2607:f8b0:4864:20::f2c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 798ABC061574 for ; Tue, 14 Sep 2021 13:35:04 -0700 (PDT) Received: by mail-qv1-xf2c.google.com with SMTP id 62so497160qvb.11 for ; Tue, 14 Sep 2021 13:35:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=k9Eia8e/tEm1S/jtyG5QeEd0kmcS2Msf9RwPbaideHU=; b=PnyVz+aTd+Xbz39rYAJGF9Saqz/cqPVeLsR/Yfq4gxbDeFYZS1MnRarcjp7QyUi29T PKzXD6+LhEYfPyeTAGSmHNPWySN/qxMfF+TByT1Ribfi9xRsGp1cNFEIUd/5oHcouWJh xG+URu/VQWqhw7YKSXhuwf4gM1UoYlMATJum1osp/9kFQrycQehfIib8mgPYpCg9zNSJ HZSEc4Xrs1WILsnuwvsCatACCxn74Cp6j/F/Gvte8SvADiv5HGv/uqfJfsClGHQBtxVt ME10NrbPWoTWQ7ZI2lF50YhyA9PzArakVJMC40xw7hvL0lwBUOR9QHq4XiQRDsroYPOy KkzA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=k9Eia8e/tEm1S/jtyG5QeEd0kmcS2Msf9RwPbaideHU=; b=CSo36gLoiLFo6dJgKDdMySZMgXjsMSdJ0lWqBHxD00O2zlrQxW0ggIvia0tG+y87Ry g3N+csfOChoArXeODcAIUrmCFK7TBpvbcL6A7MQS+ejT/v7I/AQLjz1j4mwyhiVtKGCA fhb5iiIerHyPiVwYFJiyQDyy1pwIsbuvRKTUsiCgsc892qQtNPPuSNEbNVqVCqstdWKk 1t+HzfV0tUOKzQvaiZNwjjJP3iNsKEulduVrAwl8sjlihMyidiHdTaA+lcOIDeL/Y8Uo ODhkXL2dGlIr93ESgafABBp7ToCFuv+odf7Z1JnpJSiZqi1/jMSPPcotzTXcx+homk9P tBSA== X-Gm-Message-State: AOAM532erQndhM0h+ickJYo+yidQVuCtJC9dCCip+nV5twhLtNO5MFyB TFhWxXXUO9HoFDpxuLDVWyZ7ETYxhWG0GXw= X-Google-Smtp-Source: ABdhPJzQK/PRRhK3owtSVRozEiWL17b751PFA0UZgNXlVruuZoisrRQC9aVcEeHFHl6yNI1es/vXeQ== X-Received: by 2002:ad4:4b08:: with SMTP id r8mr6203848qvw.51.1631651703692; Tue, 14 Sep 2021 13:35:03 -0700 (PDT) Received: from fujitsu.celeiro.cu ([191.177.175.120]) by smtp.gmail.com with ESMTPSA id b19sm8413368qkc.7.2021.09.14.13.35.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Sep 2021 13:35:03 -0700 (PDT) From: Rafael David Tinoco To: rafaeldtinoco@gmail.com Cc: andrii.nakryiko@gmail.com, bpf@vger.kernel.org, sunyucong@gmail.com Subject: [PATCH bpf-next] libbpf: fix build error introduced by legacy kprobe feature Date: Tue, 14 Sep 2021 17:34:58 -0300 Message-Id: <20210914203458.2102503-1-rafaeldtinoco@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <7500F71C-79CF-449C-819E-7734B6B62EA5@gmail.com> References: <7500F71C-79CF-449C-819E-7734B6B62EA5@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Fix commit 467b3225553a ("libbpf: Introduce legacy kprobe events support") build issue under FORTIFY_SOURCE. Reported-by: sunyucong@gmail.com Cc: andrii.nakryiko@gmail.com Signed-off-by: Rafael David Tinoco --- tools/lib/bpf/libbpf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index 6ecfdc1fa7ba..b45eab3d30cd 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -8997,7 +8997,7 @@ static int poke_kprobe_events(bool add, const char *name, bool retprobe, uint64_ { int fd, ret = 0; pid_t p = getpid(); - char cmd[192], probename[128], probefunc[128]; + char cmd[192] = "\0", probename[128] = "\0", probefunc[128] = "\0"; const char *file = "/sys/kernel/debug/tracing/kprobe_events"; if (retprobe) -- 2.30.2