From patchwork Fri Jul 18 02:21:23 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wang Yufen X-Patchwork-Id: 371298 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id CD1E414017A for ; Fri, 18 Jul 2014 12:21:53 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759395AbaGRCVn (ORCPT ); Thu, 17 Jul 2014 22:21:43 -0400 Received: from szxga01-in.huawei.com ([119.145.14.64]:37741 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759275AbaGRCVj (ORCPT ); Thu, 17 Jul 2014 22:21:39 -0400 Received: from 172.24.2.119 (EHLO szxeml460-hub.china.huawei.com) ([172.24.2.119]) by szxrg01-dlp.huawei.com (MOS 4.3.7-GA FastPath queued) with ESMTP id BYX04542; Fri, 18 Jul 2014 10:21:36 +0800 (CST) Received: from localhost (10.177.25.231) by szxeml460-hub.china.huawei.com (10.82.67.203) with Microsoft SMTP Server id 14.3.158.1; Fri, 18 Jul 2014 10:21:33 +0800 From: Wangyufen To: CC: Subject: [PATCH 4/7] netlink: Rename netlink_capable netlink_allowed Date: Fri, 18 Jul 2014 10:21:23 +0800 Message-ID: <1405650086-58596-5-git-send-email-wangyufen@huawei.com> X-Mailer: git-send-email 1.8.1.msysgit.1 In-Reply-To: <1405650086-58596-1-git-send-email-wangyufen@huawei.com> References: <1405650086-58596-1-git-send-email-wangyufen@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.177.25.231] X-CFilter-Loop: Reflected Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Wang Yufen netlink_capable is a static internal function in af_netlink.c and we have better uses for the name netlink_capable. Signed-off-by: "Eric W. Biederman" Signed-off-by: David S. Miller Signed-off-by: Wang Yufen --- net/netlink/af_netlink.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 571fc2c..18b4cc6 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -590,7 +590,7 @@ retry: return err; } -static inline int netlink_capable(const struct socket *sock, unsigned int flag) +static inline int netlink_allowed(const struct socket *sock, unsigned int flag) { return (nl_table[sock->sk->sk_protocol].nl_nonroot & flag) || capable(CAP_NET_ADMIN); @@ -655,7 +655,7 @@ static int netlink_bind(struct socket *sock, struct sockaddr *addr, /* Only superuser is allowed to listen multicasts */ if (nladdr->nl_groups) { - if (!netlink_capable(sock, NL_NONROOT_RECV)) + if (!netlink_allowed(sock, NL_NONROOT_RECV)) return -EPERM; err = netlink_realloc_groups(sk); if (err) @@ -708,7 +708,7 @@ static int netlink_connect(struct socket *sock, struct sockaddr *addr, return -EINVAL; /* Only superuser is allowed to send multicasts */ - if (nladdr->nl_groups && !netlink_capable(sock, NL_NONROOT_SEND)) + if (nladdr->nl_groups && !netlink_allowed(sock, NL_NONROOT_SEND)) return -EPERM; if (!nlk->pid) @@ -1229,7 +1229,7 @@ static int netlink_setsockopt(struct socket *sock, int level, int optname, break; case NETLINK_ADD_MEMBERSHIP: case NETLINK_DROP_MEMBERSHIP: { - if (!netlink_capable(sock, NL_NONROOT_RECV)) + if (!netlink_allowed(sock, NL_NONROOT_RECV)) return -EPERM; err = netlink_realloc_groups(sk); if (err) @@ -1356,7 +1356,7 @@ static int netlink_sendmsg(struct kiocb *kiocb, struct socket *sock, dst_group = ffs(addr->nl_groups); err = -EPERM; if ((dst_group || dst_pid) && - !netlink_capable(sock, NL_NONROOT_SEND)) + !netlink_allowed(sock, NL_NONROOT_SEND)) goto out; } else { dst_pid = nlk->dst_pid;