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authorParthasarathy Bhuvaragan <parthasarathy.bhuvaragan@ericsson.com>2016-07-26 08:47:21 +0200
committerDavid S. Miller <davem@davemloft.net>2016-07-26 14:26:42 -0700
commitff0d3e78a67a8edd09688f073361de9ed8abf9dc (patch)
treec227005af52da82c24c476a35a97c6cc82d01bfc /net/tipc/bearer.c
parentbf1035b2ff5296c7c49e262152253ce29d87e82d (diff)
tipc: add a function to get the bearer name
Introduce a new function to get the bearer name from its id. This is used in subsequent commit. Reviewed-by: Jon Maloy <jon.maloy@ericsson.com> Signed-off-by: Parthasarathy Bhuvaragan <parthasarathy.bhuvaragan@ericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/bearer.c')
-rw-r--r--net/tipc/bearer.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/net/tipc/bearer.c b/net/tipc/bearer.c
index 65b0998a9bab..65b1bbf133bd 100644
--- a/net/tipc/bearer.c
+++ b/net/tipc/bearer.c
@@ -171,6 +171,27 @@ struct tipc_bearer *tipc_bearer_find(struct net *net, const char *name)
return NULL;
}
+/* tipc_bearer_get_name - get the bearer name from its id.
+ * @net: network namespace
+ * @name: a pointer to the buffer where the name will be stored.
+ * @bearer_id: the id to get the name from.
+ */
+int tipc_bearer_get_name(struct net *net, char *name, u32 bearer_id)
+{
+ struct tipc_net *tn = tipc_net(net);
+ struct tipc_bearer *b;
+
+ if (bearer_id >= MAX_BEARERS)
+ return -EINVAL;
+
+ b = rtnl_dereference(tn->bearer_list[bearer_id]);
+ if (!b)
+ return -EINVAL;
+
+ strcpy(name, b->name);
+ return 0;
+}
+
void tipc_bearer_add_dest(struct net *net, u32 bearer_id, u32 dest)
{
struct tipc_net *tn = net_generic(net, tipc_net_id);