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 10D85C4167B for ; Fri, 1 Apr 2022 14:52:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348102AbiDAOyP (ORCPT ); Fri, 1 Apr 2022 10:54:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33224 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1350113AbiDAOrK (ORCPT ); Fri, 1 Apr 2022 10:47:10 -0400 Received: from sin.source.kernel.org (sin.source.kernel.org [IPv6:2604:1380:40e1:4800::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1AD7E2A0472; Fri, 1 Apr 2022 07:37:11 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id 7DD69CE2584; Fri, 1 Apr 2022 14:37:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 96981C340EE; Fri, 1 Apr 2022 14:37:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1648823825; bh=/WpWUkm8GR2yVRNVos/dmp+UMxi/OItgYE0JKy+pGBY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fpE5jXInD6S/+zgEhd60nqh16rAgZM68x1I1gWEW9UCNnLT5JyO6UAHzHxLRLyl96 XuoJNWnQPogOV8XLFHBQaju9w6+i6XBr15NK/QBTuadHa+9gQP20tjy8C1S8JSQE+b L0edFtWsV6mTAlZPkqYrFK2Ms0nlaZ/aa8rqAfHJ+JJkrUd9mq0YhCZ6CFTE1NrZdw oPoZ6XMVlxGCTDJQzudvSZAEB1/t6GsbE4o3J3KpSEbljnv8yR0xFZ0iASakn6vBmu 3SXhDvDzWcSrJzL4J6RGzg1NvMmZn48oBpf5ZGN9IlGqUCPGOastei9kPoeYwRaNVr hE2RJ5bXMPb7Q== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Jakub Kicinski , George Shuklin , Sasha Levin , davem@davemloft.net, pabeni@redhat.com, idosch@nvidia.com, petrm@nvidia.com, edumazet@google.com, yajun.deng@linux.dev, avagin@gmail.com, cong.wang@bytedance.com, netdev@vger.kernel.org Subject: [PATCH AUTOSEL 5.16 092/109] net: account alternate interface name memory Date: Fri, 1 Apr 2022 10:32:39 -0400 Message-Id: <20220401143256.1950537-92-sashal@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220401143256.1950537-1-sashal@kernel.org> References: <20220401143256.1950537-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Jakub Kicinski [ Upstream commit 5d26cff5bdbebdf98ba48217c078ff102536f134 ] George reports that altnames can eat up kernel memory. We should charge that memory appropriately. Reported-by: George Shuklin Signed-off-by: Jakub Kicinski Signed-off-by: Sasha Levin --- net/core/rtnetlink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 8b5c5703d758..6a7883ec0489 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -3637,7 +3637,7 @@ static int rtnl_alt_ifname(int cmd, struct net_device *dev, struct nlattr *attr, if (err) return err; - alt_ifname = nla_strdup(attr, GFP_KERNEL); + alt_ifname = nla_strdup(attr, GFP_KERNEL_ACCOUNT); if (!alt_ifname) return -ENOMEM; -- 2.34.1