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path: root/net/batman-adv/main.c
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Diffstat (limited to 'net/batman-adv/main.c')
-rw-r--r--net/batman-adv/main.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 8610b5caa17..46ba302d2d0 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -92,6 +92,7 @@ static void __exit batman_exit(void)
int mesh_init(struct net_device *soft_iface)
{
struct bat_priv *bat_priv = netdev_priv(soft_iface);
+ int ret;
spin_lock_init(&bat_priv->forw_bat_list_lock);
spin_lock_init(&bat_priv->forw_bcast_list_lock);
@@ -110,30 +111,32 @@ int mesh_init(struct net_device *soft_iface)
INIT_LIST_HEAD(&bat_priv->tt_req_list);
INIT_LIST_HEAD(&bat_priv->tt_roam_list);
- if (originator_init(bat_priv) < 1)
+ ret = originator_init(bat_priv);
+ if (ret < 0)
goto err;
- if (tt_init(bat_priv) < 1)
+ ret = tt_init(bat_priv);
+ if (ret < 0)
goto err;
tt_local_add(soft_iface, soft_iface->dev_addr, NULL_IFINDEX);
- if (vis_init(bat_priv) < 1)
+ ret = vis_init(bat_priv);
+ if (ret < 0)
goto err;
- if (bla_init(bat_priv) < 1)
+ ret = bla_init(bat_priv);
+ if (ret < 0)
goto err;
atomic_set(&bat_priv->gw_reselect, 0);
atomic_set(&bat_priv->mesh_state, MESH_ACTIVE);
- goto end;
+
+ return 0;
err:
mesh_free(soft_iface);
- return -1;
-
-end:
- return 0;
+ return ret;
}
void mesh_free(struct net_device *soft_iface)
@@ -319,12 +322,13 @@ static struct bat_algo_ops *bat_algo_get(char *name)
int bat_algo_register(struct bat_algo_ops *bat_algo_ops)
{
struct bat_algo_ops *bat_algo_ops_tmp;
- int ret = -1;
+ int ret;
bat_algo_ops_tmp = bat_algo_get(bat_algo_ops->name);
if (bat_algo_ops_tmp) {
pr_info("Trying to register already registered routing algorithm: %s\n",
bat_algo_ops->name);
+ ret = -EEXIST;
goto out;
}
@@ -337,6 +341,7 @@ int bat_algo_register(struct bat_algo_ops *bat_algo_ops)
!bat_algo_ops->bat_ogm_emit) {
pr_info("Routing algo '%s' does not implement required ops\n",
bat_algo_ops->name);
+ ret = -EINVAL;
goto out;
}
@@ -351,7 +356,7 @@ out:
int bat_algo_select(struct bat_priv *bat_priv, char *name)
{
struct bat_algo_ops *bat_algo_ops;
- int ret = -1;
+ int ret = -EINVAL;
bat_algo_ops = bat_algo_get(name);
if (!bat_algo_ops)