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path: root/net/batman-adv/distributed-arp-table.c
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Diffstat (limited to 'net/batman-adv/distributed-arp-table.c')
-rw-r--r--net/batman-adv/distributed-arp-table.c27
1 files changed, 11 insertions, 16 deletions
diff --git a/net/batman-adv/distributed-arp-table.c b/net/batman-adv/distributed-arp-table.c
index 8c95a11a830a..2f008e329007 100644
--- a/net/batman-adv/distributed-arp-table.c
+++ b/net/batman-adv/distributed-arp-table.c
@@ -127,6 +127,9 @@ static void batadv_dat_entry_release(struct kref *ref)
*/
static void batadv_dat_entry_put(struct batadv_dat_entry *dat_entry)
{
+ if (!dat_entry)
+ return;
+
kref_put(&dat_entry->refcount, batadv_dat_entry_release);
}
@@ -405,8 +408,7 @@ static void batadv_dat_entry_add(struct batadv_priv *bat_priv, __be32 ip,
&dat_entry->ip, dat_entry->mac_addr, batadv_print_vid(vid));
out:
- if (dat_entry)
- batadv_dat_entry_put(dat_entry);
+ batadv_dat_entry_put(dat_entry);
}
#ifdef CONFIG_BATMAN_ADV_DEBUG
@@ -594,8 +596,7 @@ static void batadv_choose_next_candidate(struct batadv_priv *bat_priv,
continue;
max = tmp_max;
- if (max_orig_node)
- batadv_orig_node_put(max_orig_node);
+ batadv_orig_node_put(max_orig_node);
max_orig_node = orig_node;
}
rcu_read_unlock();
@@ -981,11 +982,9 @@ int batadv_dat_cache_dump(struct sk_buff *msg, struct netlink_callback *cb)
ret = msg->len;
out:
- if (primary_if)
- batadv_hardif_put(primary_if);
+ batadv_hardif_put(primary_if);
- if (soft_iface)
- dev_put(soft_iface);
+ dev_put(soft_iface);
return ret;
}
@@ -1218,8 +1217,7 @@ bool batadv_dat_snoop_outgoing_arp_request(struct batadv_priv *bat_priv,
BATADV_P_DAT_DHT_GET);
}
out:
- if (dat_entry)
- batadv_dat_entry_put(dat_entry);
+ batadv_dat_entry_put(dat_entry);
return ret;
}
@@ -1286,8 +1284,7 @@ bool batadv_dat_snoop_incoming_arp_request(struct batadv_priv *bat_priv,
ret = true;
}
out:
- if (dat_entry)
- batadv_dat_entry_put(dat_entry);
+ batadv_dat_entry_put(dat_entry);
if (ret)
kfree_skb(skb);
return ret;
@@ -1420,8 +1417,7 @@ bool batadv_dat_snoop_incoming_arp_reply(struct batadv_priv *bat_priv,
out:
if (dropped)
kfree_skb(skb);
- if (dat_entry)
- batadv_dat_entry_put(dat_entry);
+ batadv_dat_entry_put(dat_entry);
/* if dropped == false -> deliver to the interface */
return dropped;
}
@@ -1830,7 +1826,6 @@ bool batadv_dat_drop_broadcast_packet(struct batadv_priv *bat_priv,
ret = true;
out:
- if (dat_entry)
- batadv_dat_entry_put(dat_entry);
+ batadv_dat_entry_put(dat_entry);
return ret;
}