[PATCH net-next] batman-adv: Fix the wrong definition

[Yajun Deng]

There are three variables that are required at most,
no need to define four variables.

Fixes: 0fa4c30d710d ("batman-adv: Make sysfs support optional")
Signed-off-by: Yajun Deng <yajun.d...@linux.dev>
---
 net/batman-adv/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 3ddd66e4c29e..758035b3796d 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -656,7 +656,7 @@ int batadv_throw_uevent(struct batadv_priv *bat_priv, enum 
batadv_uev_type type,
 {
        int ret = -ENOMEM;
        struct kobject *bat_kobj;
-       char *uevent_env[4] = { NULL, NULL, NULL, NULL };
+       char *uevent_env[3] = {};
 
        bat_kobj = &bat_priv->soft_iface->dev.kobj;
 
-- 
2.32.0