From 964f9501c1910c0835eee3cf870ba5aa44db1241 Mon Sep 17 00:00:00 2001 From: Richard Alpe Date: Mon, 9 Feb 2015 09:50:15 +0100 Subject: [PATCH] tipc: convert legacy nl net id set to nl compat Convert TIPC_CMD_SET_NETID to compat doit. Signed-off-by: Richard Alpe Reviewed-by: Erik Hugne Reviewed-by: Ying Xue Reviewed-by: Jon Maloy Signed-off-by: David S. Miller --- net/tipc/config.c | 23 ----------------------- net/tipc/netlink_compat.c | 17 ++++++++++++++--- 2 files changed, 14 insertions(+), 26 deletions(-) diff --git a/net/tipc/config.c b/net/tipc/config.c index 2a2d05be8a27..080cc92eedca 100644 --- a/net/tipc/config.c +++ b/net/tipc/config.c @@ -134,26 +134,6 @@ static struct sk_buff *tipc_show_stats(void) return buf; } -static struct sk_buff *cfg_set_netid(struct net *net) -{ - struct tipc_net *tn = net_generic(net, tipc_net_id); - u32 value; - - if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED)) - return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR); - value = ntohl(*(__be32 *)TLV_DATA(req_tlv_area)); - if (value == tn->net_id) - return tipc_cfg_reply_none(); - if (value < 1 || value > 9999) - return tipc_cfg_reply_error_string(TIPC_CFG_INVALID_VALUE - " (network id must be 1-9999)"); - if (tn->own_addr) - return tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED - " (cannot change network id once TIPC has joined a network)"); - tn->net_id = value; - return tipc_cfg_reply_none(); -} - struct sk_buff *tipc_cfg_do_cmd(struct net *net, u32 orig_node, u16 cmd, const void *request_area, int request_space, int reply_headroom) @@ -185,9 +165,6 @@ struct sk_buff *tipc_cfg_do_cmd(struct net *net, u32 orig_node, u16 cmd, case TIPC_CMD_SHOW_STATS: rep_tlv_buf = tipc_show_stats(); break; - case TIPC_CMD_SET_NETID: - rep_tlv_buf = cfg_set_netid(net); - break; case TIPC_CMD_GET_NETID: rep_tlv_buf = tipc_cfg_reply_unsigned(tn->net_id); break; diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c index aa0e3256ae93..c355476a6e7c 100644 --- a/net/tipc/netlink_compat.c +++ b/net/tipc/netlink_compat.c @@ -38,6 +38,7 @@ #include "name_table.h" #include "socket.h" #include "node.h" +#include "net.h" #include #include @@ -863,9 +864,13 @@ static int tipc_nl_compat_net_set(struct sk_buff *skb, if (!net) return -EMSGSIZE; - if (nla_put_u32(skb, TIPC_NLA_NET_ADDR, val)) - return -EMSGSIZE; - + if (msg->cmd == TIPC_CMD_SET_NODE_ADDR) { + if (nla_put_u32(skb, TIPC_NLA_NET_ADDR, val)) + return -EMSGSIZE; + } else if (msg->cmd == TIPC_CMD_SET_NETID) { + if (nla_put_u32(skb, TIPC_NLA_NET_ID, val)) + return -EMSGSIZE; + } nla_nest_end(skb, net); return 0; @@ -949,6 +954,11 @@ static int tipc_nl_compat_handle(struct tipc_nl_compat_msg *msg) doit.doit = tipc_nl_net_set; doit.transcode = tipc_nl_compat_net_set; return tipc_nl_compat_doit(&doit, msg); + case TIPC_CMD_SET_NETID: + msg->req_type = TIPC_TLV_UNSIGNED; + doit.doit = tipc_nl_net_set; + doit.transcode = tipc_nl_compat_net_set; + return tipc_nl_compat_doit(&doit, msg); } return -EOPNOTSUPP; @@ -1059,6 +1069,7 @@ static int tipc_nl_compat_tmp_wrap(struct sk_buff *skb, struct genl_info *info) case TIPC_CMD_GET_MEDIA_NAMES: case TIPC_CMD_GET_NODES: case TIPC_CMD_SET_NODE_ADDR: + case TIPC_CMD_SET_NETID: return tipc_nl_compat_recv(skb, info); } -- 2.45.2