netdev - [PATCH net-next 04/20] bridge: netlink: export root port

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1443961427-15085-5-git-send-email-razor@blackwall.org>
Date:	Sun,  4 Oct 2015 14:23:31 +0200
From:	Nikolay Aleksandrov <razor@...ckwall.org>
To:	netdev@...r.kernel.org
Cc:	roopa@...ulusnetworks.com, davem@...emloft.net,
	stephen@...workplumber.org, bridge@...ts.linux-foundation.org,
	shm@...ulusnetworks.com,
	Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
Subject: [PATCH net-next 04/20] bridge: netlink: export root port

From: Nikolay Aleksandrov <nikolay@...ulusnetworks.com>

Add IFLA_BR_ROOT_PORT and export it via netlink.

Signed-off-by: Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
---
 include/uapi/linux/if_link.h | 1 +
 net/bridge/br_netlink.c      | 4 +++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h
index 748495438a8b..172268a5767d 100644
--- a/include/uapi/linux/if_link.h
+++ b/include/uapi/linux/if_link.h
@@ -235,6 +235,7 @@ enum {
 	IFLA_BR_GROUP_FWD_MASK,
 	IFLA_BR_ROOT_ID,
 	IFLA_BR_BRIDGE_ID,
+	IFLA_BR_ROOT_PORT,
 	__IFLA_BR_MAX,
 };
 
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index a63f944a7f12..652db1ca0acc 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -856,6 +856,7 @@ static size_t br_get_size(const struct net_device *brdev)
 	       nla_total_size(sizeof(u16)) +    /* IFLA_BR_GROUP_FWD_MASK */
 	       nla_total_size(sizeof(struct ifla_bridge_id)) +   /* IFLA_BR_ROOT_ID */
 	       nla_total_size(sizeof(struct ifla_bridge_id)) +   /* IFLA_BR_BRIDGE_ID */
+	       nla_total_size(sizeof(u16)) +    /* IFLA_BR_ROOT_PORT */
 	       0;
 }
 
@@ -888,7 +889,8 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
 	    nla_put_u8(skb, IFLA_BR_VLAN_FILTERING, vlan_enabled) ||
 	    nla_put_u16(skb, IFLA_BR_GROUP_FWD_MASK, group_fwd_mask) ||
 	    nla_put(skb, IFLA_BR_ROOT_ID, sizeof(root_id), &root_id) ||
-	    nla_put(skb, IFLA_BR_BRIDGE_ID, sizeof(bridge_id), &bridge_id))
+	    nla_put(skb, IFLA_BR_BRIDGE_ID, sizeof(bridge_id), &bridge_id) ||
+	    nla_put_u16(skb, IFLA_BR_ROOT_PORT, br->root_port))
 		return -EMSGSIZE;
 
 #ifdef CONFIG_BRIDGE_VLAN_FILTERING
-- 
2.4.3

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html