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batman-adv: refactor tt_global_del() to avoid misalignment

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Signed-off-by: Sven Eckelmann <sven@narfation.org>
Acked-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
This commit is contained in:
Sven Eckelmann 2011-12-22 20:31:12 +08:00 committed by Marek Lindner
parent 032b7969f8
commit 92f90f56ca
1 changed files with 22 additions and 20 deletions
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12
net/batman-adv/translation-table.c
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@ -657,11 +657,12 @@ void tt_global_del(struct bat_priv *bat_priv,
struct tt_local_entry *tt_local_entry = NULL;
tt_global_entry = tt_global_hash_find(bat_priv, addr);
if (!tt_global_entry)
if (!tt_global_entry || tt_global_entry->orig_node != orig_node)
goto out;
if (tt_global_entry->orig_node == orig_node) {
if (roaming) {
if (!roaming)
goto out_del;
/* if we are deleting a global entry due to a roam
* event, there are two possibilities:
* 1) the client roamed from node A to node B => we mark
@ -677,9 +678,10 @@ void tt_global_del(struct bat_priv *bat_priv,
tt_global_entry->roam_at = jiffies;
goto out;
}
}
out_del:
_tt_global_del(bat_priv, tt_global_entry, message);
}
out:
if (tt_global_entry)
tt_global_entry_free_ref(tt_global_entry);