From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.netfilter.org (mail.netfilter.org [217.70.190.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3041A3B6BF7 for ; Wed, 8 Apr 2026 11:59:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.190.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775649572; cv=none; b=aEkR//aOWgyAjlM4Lz41sD0Vu1rTOAmpsCl4nyV0azgB7FZ/8Aarh9xtdRDrj7OwMNzA5hDmQEXYUL6v9SY+GMiqD4t47SoDc6xOAK+9RyUT/wHDuldz/rf3M/HR0cfrz6vflGWoBkeYxcsqTD5tO/wrmAHAw+8pBlTKQKA7t7M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775649572; c=relaxed/simple; bh=Z4quZgflTmYrPJlhqO9J+meC5XZQYHv2hoTxFOtVXUU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=sKXM+hX8pfR8NgIp1Pw9Naa8u8Ej99ccuS3Ybn/t8crr6JlgSotGs7eUJkmT0nqQqRqSuzJymVSPKEUAQzRLQO9AwygkGcD/BM4DBrumiWj8HwsGLPX6qxyqbHaTuz6lEdyyx8w9hi93bGxLJXEJw7z7V7QWKKjYvaRlGLUPqVM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=netfilter.org; spf=pass smtp.mailfrom=netfilter.org; dkim=pass (2048-bit key) header.d=netfilter.org header.i=@netfilter.org header.b=cLUSwaex; arc=none smtp.client-ip=217.70.190.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=netfilter.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=netfilter.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=netfilter.org header.i=@netfilter.org header.b="cLUSwaex" Received: from localhost.localdomain (mail-agni [217.70.190.124]) by mail.netfilter.org (Postfix) with ESMTPSA id AD5826033A; Wed, 8 Apr 2026 13:59:29 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=netfilter.org; s=2025; t=1775649569; bh=YIUsS0/NiGxqVY30KO0n2Ja21g9wzYsL+FCcI8lUwuA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cLUSwaexb7n3dag61TJo4NJDoN+0iL3K12mwwcY7ZESmkjOiRpp5/tS+E1MhrY6Z6 oWLOo2BwirerFEZOPtHKcPEjRzXFpm5HG3XszCy7xMNv3xrx7UZ3BGQ9D384H0kO5a x+EggO0qfySFnoOJaws/dQe6N87OsuaslH+BRBYftiuF5imo6D+zf+Rru3TEZaFsWm tn5iQ5+Nph6mybhQgcUXLzCcWCa/QoOLU/dWutTpbmOkS5UzzW4cVtA8yWDV1ZDVzt CHWukkmiP+kYPyn66WTuwWHncJR/tmCxxl7iznZuz7khv18JgYUmZSeyOYkIMhFUCI VGg6Pp20EfGcQ== From: Pablo Neira Ayuso To: netfilter-devel@vger.kernel.org Cc: phil@nwl.cc, fw@strlen.de Subject: [PATCH nft 1/5] libnftables: report EPERM to non-root users with -f/--filename Date: Wed, 8 Apr 2026 13:59:18 +0200 Message-ID: <20260408115922.48676-2-pablo@netfilter.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260408115922.48676-1-pablo@netfilter.org> References: <20260408115922.48676-1-pablo@netfilter.org> Precedence: bulk X-Mailing-List: netfilter-devel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Similar to 3cfb9e4b3e40 ("src: report EPERM for non-root users"). Signed-off-by: Pablo Neira Ayuso --- src/libnftables.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/src/libnftables.c b/src/libnftables.c index 66b03a1170bb..e3218da9f48f 100644 --- a/src/libnftables.c +++ b/src/libnftables.c @@ -767,8 +767,13 @@ static int __nft_run_cmd_from_filename(struct nft_ctx *nft, const char *filename nft_optimize(nft, &cmds); rc = nft_evaluate(nft, &msgs, &cmds); - if (rc < 0) + if (rc < 0) { + if (errno == EPERM) { + fprintf(stderr, "%s (you must be root)\n", + strerror(errno)); + } goto err; + } if (parser_rc) { rc = parser_rc; -- 2.47.3