From patchwork Mon Nov 11 06:23:12 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhu Jun X-Patchwork-Id: 13870267 X-Patchwork-Delegate: bpf@iogearbox.net Received: from cmccmta2.chinamobile.com (cmccmta2.chinamobile.com [111.22.67.135]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 0A8C5A933; Mon, 11 Nov 2024 06:23:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=111.22.67.135 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731306201; cv=none; b=tvAdqnquk4D+vXXeU2AbNMRtnnAwUf75sfOH1CvMQQ/XD++33vstIGTKCdF43IjnLIP0BO0dFXV3uwWP1Z/XWsDsVC8h4wugqPAG/D9NDQeDg84L8dDvEpF+ip7N6LlElpxn9iuRQNkwZUahfwCvA79al7DvhlsTgObcz1psAQQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731306201; c=relaxed/simple; bh=iP7Frx9UHTyfKys12nXpS+cOQ5XpYUkhERAgTZoqnEo=; h=From:To:Cc:Subject:Date:Message-Id; b=aKPlOAI8vtZUrGDy8naOkYcGOsuCou+x8/VAYsNLQtNVlfnjzRoFvC4MSboN4KHx5YKS8dyNL+p3Bj2rEX5KlJyesIoE2z6Q+LDG6z3w4naoh4YWZfPX5SY2KoF54I5DgRCd5S5302As4mvUr2RGm0ufOqxJ6k0kGlPjyjGOfFo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=cmss.chinamobile.com; spf=pass smtp.mailfrom=cmss.chinamobile.com; arc=none smtp.client-ip=111.22.67.135 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=cmss.chinamobile.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=cmss.chinamobile.com X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG: 00000000 Received: from spf.mail.chinamobile.com (unknown[10.188.0.87]) by rmmx-syy-dmz-app07-12007 (RichMail) with SMTP id 2ee76731a2d3663-0267f; Mon, 11 Nov 2024 14:23:15 +0800 (CST) X-RM-TRANSID: 2ee76731a2d3663-0267f X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG: 00000000 Received: from ubuntu.localdomain (unknown[10.55.1.70]) by rmsmtp-syy-appsvr09-12009 (RichMail) with SMTP id 2ee96731a2d1f6c-170ed; Mon, 11 Nov 2024 14:23:15 +0800 (CST) X-RM-TRANSID: 2ee96731a2d1f6c-170ed From: Zhu Jun To: martin.lau@linux.dev Cc: eddyz87@gmail.com, yonghong.song@linux.dev, john.fastabend@gmail.com, sdf@fomichev.me, haoluo@google.com, jolsa@kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org, zhujun2@cmss.chinamobile.com Subject: [PATCH] samples/bpf: Remove unused variables Date: Sun, 10 Nov 2024 22:23:12 -0800 Message-Id: <20241111062312.3541-1-zhujun2@cmss.chinamobile.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: X-Patchwork-Delegate: bpf@iogearbox.net These variables are never referenced in the code, just remove them Signed-off-by: Zhu Jun --- samples/bpf/tc_l2_redirect_kern.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/samples/bpf/tc_l2_redirect_kern.c b/samples/bpf/tc_l2_redirect_kern.c index fd2fa0004330..729657d77802 100644 --- a/samples/bpf/tc_l2_redirect_kern.c +++ b/samples/bpf/tc_l2_redirect_kern.c @@ -64,8 +64,6 @@ int _l2_to_iptun_ingress_forward(struct __sk_buff *skb) void *data_end = (void *)(long)skb->data_end; int key = 0, *ifindex; - int ret; - if (data + sizeof(*eth) > data_end) return TC_ACT_OK; @@ -115,8 +113,6 @@ int _l2_to_iptun_ingress_redirect(struct __sk_buff *skb) void *data_end = (void *)(long)skb->data_end; int key = 0, *ifindex; - int ret; - if (data + sizeof(*eth) > data_end) return TC_ACT_OK;