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batman-adv: Fix genl notification for throughput_override 

The throughput_override sysfs file is not below the meshif but below a
hardif. The kobj has therefore not a pointer which can be used to find the
batadv_priv data. The pointer stored in the hardif object must be used
instead to find the correct meshif private data.

Fixes: 7e6f461efe ("batman-adv: Trigger genl notification on sysfs config change")
Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>
This commit is contained in:
Sven Eckelmann 2019-03-03 19:25:26 +01:00 committed by Simon Wunderlich
parent ca8c3b922e
commit 438b3d3fae
1 changed files with 5 additions and 2 deletions
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7
net/batman-adv/sysfs.c
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@ -1116,9 +1116,9 @@ static ssize_t batadv_store_throughput_override(struct kobject *kobj,
struct attribute *attr,
char *buff, size_t count)
{
struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj);
struct net_device *net_dev = batadv_kobj_to_netdev(kobj);
struct batadv_hard_iface *hard_iface;
struct batadv_priv *bat_priv;
u32 tp_override;
u32 old_tp_override;
bool ret;
@ -1147,7 +1147,10 @@ static ssize_t batadv_store_throughput_override(struct kobject *kobj,
atomic_set(&hard_iface->bat_v.throughput_override, tp_override);
batadv_netlink_notify_hardif(bat_priv, hard_iface);
if (hard_iface->soft_iface) {
bat_priv = netdev_priv(hard_iface->soft_iface);
batadv_netlink_notify_hardif(bat_priv, hard_iface);
}
out:
batadv_hardif_put(hard_iface);