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 8065AC433FE for ; Sat, 25 Dec 2021 08:32:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231165AbhLYIcw (ORCPT ); Sat, 25 Dec 2021 03:32:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58764 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229473AbhLYIcw (ORCPT ); Sat, 25 Dec 2021 03:32:52 -0500 Received: from mail-pg1-x536.google.com (mail-pg1-x536.google.com [IPv6:2607:f8b0:4864:20::536]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7802AC061759 for ; Sat, 25 Dec 2021 00:32:51 -0800 (PST) Received: by mail-pg1-x536.google.com with SMTP id g22so9334244pgn.1 for ; Sat, 25 Dec 2021 00:32:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=lWMCAQ/ELS6pWLfQV3hyvc38bw087MkSRm6yfp27vxQ=; b=o+ZqbPnZR8aM1dgDhKDQtHYcqhPFqFV38ZLN06FNblSIaHBdJwKwLBEL7BPG9ro413 p0hcGnTIkzT4+JefXQxTNtvmb5U3x2EgjO30AcBHP8oS+zULjKFYrMkLqFeuGgaeX7ob t5Ku3Z14+9eEgZMJThem3gzPxWiTBxeo9qix695VCQE4BfWXd5gm6VY3JNh9pPDL/0rB T5wabALShMl20+Z0/MDaU9tZ39Zmso2gzrnei5kvpHcUZkKq9BG3GnRK6mGVqWoz7bf5 2GotynHjfYVA7+eat8V480AsSeIqSRk5wtKGfI3W1AZK14ZVkN+1oVV1Olz0sxbTquAf nHeg== 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:mime-version :content-transfer-encoding; bh=lWMCAQ/ELS6pWLfQV3hyvc38bw087MkSRm6yfp27vxQ=; b=T0fWLsM8PpQ+GSD76ZiXiIxn21OFPT5PMaAx/02bTAP1lv7KmUr9sPD0SMb3iHfqcc 4qGPaws+k+QasxsDgIevkDk+69Q7M9ugYq0C9VPzdG5Ven7nT5+gM8J0vrfDsLP2GMru vnNLuLIsOtH/+V7NFueKr27GYVSZRIPzYFuyqeLR249C18xJA7G2JZt235to83BTEg7q +J2FdLh9GlH9R2pfRQMRpofPx+4WXGbh5gGzuBIKMzxVZJFVX3DLJUDyheRd46hKRwzl TWfnULwtQ+4Befmn2fA2w7xIci9T/duk9x21vnA9AWcDtKWVIoJA+gGXkl8cqLoYh0sE Pa3A== X-Gm-Message-State: AOAM532cSpwKKUwaxX69FQ7G/ALcNUZDLq8wUXAn2vQE6WxBjM5yo2Ik Ucpsr9oECAcsHfOdLes+Bh4yNw== X-Google-Smtp-Source: ABdhPJx1BGLZJiZFW6RLAggN+qGKrN9KnEub1Uj1fcKLlJaRhZ/LdUbxiM0aXW4HQ9+90As6menNTA== X-Received: by 2002:a05:6a00:2151:b0:4a2:5c9a:f0a9 with SMTP id o17-20020a056a00215100b004a25c9af0a9mr10074807pfk.39.1640421170937; Sat, 25 Dec 2021 00:32:50 -0800 (PST) Received: from localhost.localdomain ([122.14.229.79]) by smtp.googlemail.com with ESMTPSA id cx5sm10181713pjb.22.2021.12.25.00.32.45 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 25 Dec 2021 00:32:50 -0800 (PST) From: Qiang Wang To: 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 Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org, zhouchengming@bytedance.com, songmuchun@bytedance.com, duanxiongchun@bytedance.com, shekairui@bytedance.com Subject: [PATCH 1/2] libbpf: Use probe_name for legacy kprobe Date: Sat, 25 Dec 2021 16:32:41 +0800 Message-Id: <20211225083242.38498-1-wangqiang.wq.frank@bytedance.com> X-Mailer: git-send-email 2.30.1 (Apple Git-130) MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Fix a bug in commit 46ed5fc33db9, which wrongly used the func_name instead of probe_name to register legacy kprobe. Fixes: 46ed5fc33db9 ("libbpf: Refactor and simplify legacy kprobe code") Co-developed-by: Chengming Zhou Signed-off-by: Qiang Wang Signed-off-by: Chengming Zhou --- 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 7c74342bb668..b7d6c951fa09 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -9735,7 +9735,7 @@ bpf_program__attach_kprobe_opts(const struct bpf_program *prog, gen_kprobe_legacy_event_name(probe_name, sizeof(probe_name), func_name, offset); - legacy_probe = strdup(func_name); + legacy_probe = strdup(probe_name); if (!legacy_probe) return libbpf_err_ptr(-ENOMEM); -- 2.20.1