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-rw-r--r--net/tipc/name_table.c17
-rw-r--r--net/tipc/port.c2
2 files changed, 14 insertions, 5 deletions
diff --git a/net/tipc/name_table.c b/net/tipc/name_table.c
index c2224f98e64f..c6a1ae36952e 100644
--- a/net/tipc/name_table.c
+++ b/net/tipc/name_table.c
@@ -539,10 +539,17 @@ struct publication *tipc_nametbl_remove_publ(u32 type, u32 lower,
}
/*
- * tipc_nametbl_translate - translate name to port id
+ * tipc_nametbl_translate - perform name translation
*
- * Note: on entry 'destnode' is the search domain used during translation;
- * on exit it passes back the node address of the matching port (if any)
+ * On entry, 'destnode' is the search domain used during translation.
+ *
+ * On exit:
+ * - if name translation is deferred to another node/cluster/zone,
+ * leaves 'destnode' unchanged (will be non-zero) and returns 0
+ * - if name translation is attempted and succeeds, sets 'destnode'
+ * to publishing node and returns port reference (will be non-zero)
+ * - if name translation is attempted and fails, sets 'destnode' to 0
+ * and returns 0
*/
u32 tipc_nametbl_translate(u32 type, u32 instance, u32 *destnode)
@@ -552,6 +559,7 @@ u32 tipc_nametbl_translate(u32 type, u32 instance, u32 *destnode)
struct publication *publ;
struct name_seq *seq;
u32 ref = 0;
+ u32 node = 0;
if (!tipc_in_scope(*destnode, tipc_own_addr))
return 0;
@@ -609,11 +617,12 @@ u32 tipc_nametbl_translate(u32 type, u32 instance, u32 *destnode)
}
ref = publ->ref;
- *destnode = publ->node;
+ node = publ->node;
no_match:
spin_unlock_bh(&seq->lock);
not_found:
read_unlock_bh(&tipc_nametbl_lock);
+ *destnode = node;
return ref;
}
diff --git a/net/tipc/port.c b/net/tipc/port.c
index c4b5a347037a..b103d7630c82 100644
--- a/net/tipc/port.c
+++ b/net/tipc/port.c
@@ -1221,7 +1221,7 @@ int tipc_send2name(u32 ref, struct tipc_name const *name, unsigned int domain,
msg_set_destnode(msg, destnode);
msg_set_destport(msg, destport);
- if (likely(destport)) {
+ if (likely(destport || destnode)) {
if (likely(destnode == tipc_own_addr))
res = tipc_port_recv_sections(p_ptr, num_sect,
msg_sect, total_len);