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authorRichard Alpe <richard.alpe@ericsson.com>2015-02-09 09:50:17 +0100
committerDavid S. Miller <davem@davemloft.net>2015-02-09 13:20:49 -0800
commit5a81a6377b6083fccffdfb7a21ec080b8d58475b (patch)
treec7fd10b1e5a0a49f2d4859e478ca19d022178e45 /net
parent3c26181c5b1b0b49e147bac8a8d012234f813a5e (diff)
tipc: convert legacy nl stats show to nl compat
Convert TIPC_CMD_SHOW_STATS to compat layer. This command does not have any counterpart in the new API, meaning it now solely exists as a function in the compat layer. Signed-off-by: Richard Alpe <richard.alpe@ericsson.com> Reviewed-by: Erik Hugne <erik.hugne@ericsson.com> Reviewed-by: Ying Xue <ying.xue@windriver.com> Reviewed-by: Jon Maloy <jon.maloy@ericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/tipc/config.c35
-rw-r--r--net/tipc/netlink_compat.c15
2 files changed, 15 insertions, 35 deletions
diff --git a/net/tipc/config.c b/net/tipc/config.c
index 019f46c0690c..c2ad2ff32a15 100644
--- a/net/tipc/config.c
+++ b/net/tipc/config.c
@@ -83,38 +83,6 @@ struct sk_buff *tipc_cfg_reply_string_type(u16 tlv_type, char *string)
return buf;
}
-static struct sk_buff *tipc_show_stats(void)
-{
- struct sk_buff *buf;
- struct tlv_desc *rep_tlv;
- char *pb;
- int pb_len;
- int str_len;
- 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(*(u32 *)TLV_DATA(req_tlv_area));
- if (value != 0)
- return tipc_cfg_reply_error_string("unsupported argument");
-
- buf = tipc_cfg_reply_alloc(TLV_SPACE(ULTRA_STRING_MAX_LEN));
- if (buf == NULL)
- return NULL;
-
- rep_tlv = (struct tlv_desc *)buf->data;
- pb = TLV_DATA(rep_tlv);
- pb_len = ULTRA_STRING_MAX_LEN;
-
- str_len = tipc_snprintf(pb, pb_len, "TIPC version " TIPC_MOD_VER "\n");
- str_len += 1; /* for "\0" */
- skb_put(buf, TLV_SPACE(str_len));
- TLV_SET(rep_tlv, TIPC_TLV_ULTRA_STRING, NULL, str_len);
-
- return buf;
-}
-
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)
@@ -142,9 +110,6 @@ struct sk_buff *tipc_cfg_do_cmd(struct net *net, u32 orig_node, u16 cmd,
case TIPC_CMD_NOOP:
rep_tlv_buf = tipc_cfg_reply_none();
break;
- case TIPC_CMD_SHOW_STATS:
- rep_tlv_buf = tipc_show_stats();
- break;
case TIPC_CMD_NOT_NET_ADMIN:
rep_tlv_buf =
tipc_cfg_reply_error_string(TIPC_CFG_NOT_NET_ADMIN);
diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c
index 415909054ec0..cb9086d259df 100644
--- a/net/tipc/netlink_compat.c
+++ b/net/tipc/netlink_compat.c
@@ -888,6 +888,18 @@ static int tipc_nl_compat_net_dump(struct tipc_nl_compat_msg *msg,
return tipc_add_tlv(msg->rep, TIPC_TLV_UNSIGNED, &id, sizeof(id));
}
+static int tipc_cmd_show_stats_compat(struct tipc_nl_compat_msg *msg)
+{
+ msg->rep = tipc_tlv_alloc(ULTRA_STRING_MAX_LEN);
+ if (!msg->rep)
+ return -ENOMEM;
+
+ tipc_tlv_init(msg->rep, TIPC_TLV_ULTRA_STRING);
+ tipc_tlv_sprintf(msg->rep, "TIPC version " TIPC_MOD_VER "\n");
+
+ return 0;
+}
+
static int tipc_nl_compat_handle(struct tipc_nl_compat_msg *msg)
{
struct tipc_nl_compat_cmd_dump dump;
@@ -976,6 +988,8 @@ static int tipc_nl_compat_handle(struct tipc_nl_compat_msg *msg)
dump.dumpit = tipc_nl_net_dump;
dump.format = tipc_nl_compat_net_dump;
return tipc_nl_compat_dumpit(&dump, msg);
+ case TIPC_CMD_SHOW_STATS:
+ return tipc_cmd_show_stats_compat(msg);
}
return -EOPNOTSUPP;
@@ -1088,6 +1102,7 @@ static int tipc_nl_compat_tmp_wrap(struct sk_buff *skb, struct genl_info *info)
case TIPC_CMD_SET_NODE_ADDR:
case TIPC_CMD_SET_NETID:
case TIPC_CMD_GET_NETID:
+ case TIPC_CMD_SHOW_STATS:
return tipc_nl_compat_recv(skb, info);
}