batman-adv: add bridge loop avoidance compile option

The define CONFIG_BATMAN_ADV_BLA switches the bridge loop avoidance
on - skip it, and the bridge loop avoidance is not compiled in.

This is useful if binary size should be saved or the feature is
not needed.

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/net/batman-adv/bat_sysfs.c b/net/batman-adv/bat_sysfs.c
index 824bfe710687..c6efd687ca75 100644
--- a/net/batman-adv/bat_sysfs.c
+++ b/net/batman-adv/bat_sysfs.c
@@ -386,7 +386,9 @@ static ssize_t store_gw_bwidth(struct kobject *kobj, struct attribute *attr,
 
 BAT_ATTR_BOOL(aggregated_ogms, S_IRUGO | S_IWUSR, NULL);
 BAT_ATTR_BOOL(bonding, S_IRUGO | S_IWUSR, NULL);
+#ifdef CONFIG_BATMAN_ADV_BLA
 BAT_ATTR_BOOL(bridge_loop_avoidance, S_IRUGO | S_IWUSR, NULL);
+#endif
 BAT_ATTR_BOOL(fragmentation, S_IRUGO | S_IWUSR, update_min_mtu);
 BAT_ATTR_BOOL(ap_isolation, S_IRUGO | S_IWUSR, NULL);
 static BAT_ATTR(vis_mode, S_IRUGO | S_IWUSR, show_vis_mode, store_vis_mode);
@@ -405,7 +407,9 @@ BAT_ATTR_UINT(log_level, S_IRUGO | S_IWUSR, 0, 15, NULL);
 static struct bat_attribute *mesh_attrs[] = {
         &bat_attr_aggregated_ogms,
         &bat_attr_bonding,
+#ifdef CONFIG_BATMAN_ADV_BLA
         &bat_attr_bridge_loop_avoidance,
+#endif
         &bat_attr_fragmentation,
         &bat_attr_ap_isolation,
         &bat_attr_vis_mode,