openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

batman-adv: remove references for global tt entries 

struct tt_global_entry holds a reference to an orig_node which must be
decremented before deallocating the structure.

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Tested-by: Alexey Fisher <bug-track@fisher-privat.net>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
This commit is contained in:
Simon Wunderlich 2011-10-19 11:02:25 +02:00 committed by Marek Lindner
parent 9d8523931f
commit 531027fcdd
1 changed files with 13 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
net/batman-adv/translation-table.c
View File

@ -137,10 +137,22 @@ static void tt_local_entry_free_ref(struct tt_local_entry *tt_local_entry)
kfree_rcu(tt_local_entry, rcu);
}
static void tt_global_entry_free_rcu(struct rcu_head *rcu)
{
struct tt_global_entry *tt_global_entry;
tt_global_entry = container_of(rcu, struct tt_global_entry, rcu);
if (tt_global_entry->orig_node)
orig_node_free_ref(tt_global_entry->orig_node);
kfree(tt_global_entry);
}
static void tt_global_entry_free_ref(struct tt_global_entry *tt_global_entry)
{
if (atomic_dec_and_test(&tt_global_entry->refcount))
kfree_rcu(tt_global_entry, rcu);
call_rcu(&tt_global_entry->rcu, tt_global_entry_free_rcu);
}
static void tt_local_event(struct bat_priv *bat_priv, const uint8_t *addr,