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authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-07-03 13:49:45 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-07-03 13:49:45 -0400
commit026477c1141b67e98e3bd8bdedb7d4b88a3ecd09 (patch)
tree2624a44924c625c367f3cebf937853b9da2de282 /net/tipc
parent9f2fa466383ce100b90fe52cb4489d7a26bf72a9 (diff)
parent29454dde27d8e340bb1987bad9aa504af7081eba (diff)
Merge branch 'master' of /home/trondmy/kernel/linux-2.6/
Diffstat (limited to 'net/tipc')
-rw-r--r--net/tipc/core.c3
-rw-r--r--net/tipc/link.c11
-rw-r--r--net/tipc/node.c26
-rw-r--r--net/tipc/zone.h4
4 files changed, 27 insertions, 17 deletions
diff --git a/net/tipc/core.c b/net/tipc/core.c
index 5003acb15919..0539a8362858 100644
--- a/net/tipc/core.c
+++ b/net/tipc/core.c
@@ -191,7 +191,8 @@ static int __init tipc_init(void)
int res;
tipc_log_reinit(CONFIG_TIPC_LOG);
- info("Activated (compiled " __DATE__ " " __TIME__ ")\n");
+ info("Activated (version " TIPC_MOD_VER
+ " compiled " __DATE__ " " __TIME__ ")\n");
tipc_own_addr = 0;
tipc_remote_management = 1;
diff --git a/net/tipc/link.c b/net/tipc/link.c
index d64658053746..c6831c75cfa4 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -2,7 +2,7 @@
* net/tipc/link.c: TIPC link code
*
* Copyright (c) 1996-2006, Ericsson AB
- * Copyright (c) 2004-2005, Wind River Systems
+ * Copyright (c) 2004-2006, Wind River Systems
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -988,17 +988,18 @@ static int link_bundle_buf(struct link *l_ptr,
struct tipc_msg *bundler_msg = buf_msg(bundler);
struct tipc_msg *msg = buf_msg(buf);
u32 size = msg_size(msg);
- u32 to_pos = align(msg_size(bundler_msg));
- u32 rest = link_max_pkt(l_ptr) - to_pos;
+ u32 bundle_size = msg_size(bundler_msg);
+ u32 to_pos = align(bundle_size);
+ u32 pad = to_pos - bundle_size;
if (msg_user(bundler_msg) != MSG_BUNDLER)
return 0;
if (msg_type(bundler_msg) != OPEN_MSG)
return 0;
- if (rest < align(size))
+ if (skb_tailroom(bundler) < (pad + size))
return 0;
- skb_put(bundler, (to_pos - msg_size(bundler_msg)) + size);
+ skb_put(bundler, pad + size);
memcpy(bundler->data + to_pos, buf->data, size);
msg_set_size(bundler_msg, to_pos + size);
msg_set_msgcnt(bundler_msg, msg_msgcnt(bundler_msg) + 1);
diff --git a/net/tipc/node.c b/net/tipc/node.c
index 861322b935da..fc6d09630ccd 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -2,7 +2,7 @@
* net/tipc/node.c: TIPC node management routines
*
* Copyright (c) 2000-2006, Ericsson AB
- * Copyright (c) 2005, Wind River Systems
+ * Copyright (c) 2005-2006, Wind River Systems
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -592,6 +592,7 @@ struct sk_buff *tipc_node_get_nodes(const void *req_tlv_area, int req_tlv_space)
struct sk_buff *buf;
struct node *n_ptr;
struct tipc_node_info node_info;
+ u32 payload_size;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_NET_ADDR))
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
@@ -608,8 +609,11 @@ struct sk_buff *tipc_node_get_nodes(const void *req_tlv_area, int req_tlv_space)
/* For now, get space for all other nodes
(will need to modify this when slave nodes are supported */
- buf = tipc_cfg_reply_alloc(TLV_SPACE(sizeof(node_info)) *
- (tipc_max_nodes - 1));
+ payload_size = TLV_SPACE(sizeof(node_info)) * (tipc_max_nodes - 1);
+ if (payload_size > 32768u)
+ return tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
+ " (too many nodes)");
+ buf = tipc_cfg_reply_alloc(payload_size);
if (!buf)
return NULL;
@@ -633,6 +637,7 @@ struct sk_buff *tipc_node_get_links(const void *req_tlv_area, int req_tlv_space)
struct sk_buff *buf;
struct node *n_ptr;
struct tipc_link_info link_info;
+ u32 payload_size;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_NET_ADDR))
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
@@ -645,12 +650,15 @@ struct sk_buff *tipc_node_get_links(const void *req_tlv_area, int req_tlv_space)
if (!tipc_nodes)
return tipc_cfg_reply_none();
-
- /* For now, get space for 2 links to all other nodes + bcast link
- (will need to modify this when slave nodes are supported */
-
- buf = tipc_cfg_reply_alloc(TLV_SPACE(sizeof(link_info)) *
- (2 * (tipc_max_nodes - 1) + 1));
+
+ /* Get space for all unicast links + multicast link */
+
+ payload_size = TLV_SPACE(sizeof(link_info)) *
+ (tipc_net.zones[tipc_zone(tipc_own_addr)]->links + 1);
+ if (payload_size > 32768u)
+ return tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
+ " (too many links)");
+ buf = tipc_cfg_reply_alloc(payload_size);
if (!buf)
return NULL;
diff --git a/net/tipc/zone.h b/net/tipc/zone.h
index 267999c5a240..5ab3d08602e2 100644
--- a/net/tipc/zone.h
+++ b/net/tipc/zone.h
@@ -2,7 +2,7 @@
* net/tipc/zone.h: Include file for TIPC zone management routines
*
* Copyright (c) 2000-2006, Ericsson AB
- * Copyright (c) 2005, Wind River Systems
+ * Copyright (c) 2005-2006, Wind River Systems
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -45,7 +45,7 @@
* struct _zone - TIPC zone structure
* @addr: network address of zone
* @clusters: array of pointers to all clusters within zone
- * @links: (used for inter-zone communication)
+ * @links: number of (unicast) links to zone
*/
struct _zone {