From: Marek Lindner <lindner_marek@yahoo.de>
To: b.a.t.m.a.n@lists.open-mesh.org
Subject: [B.A.T.M.A.N.] [PATCH] batman-adv: refactor tt_global_del() to avoid misalignment
Date: Thu, 22 Dec 2011 20:33:42 +0800 [thread overview]
Message-ID: <1324557222-7005-1-git-send-email-lindner_marek@yahoo.de> (raw)
From: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Sven Eckelmann <sven@narfation.org>
---
translation-table.c | 42 ++++++++++++++++++++++--------------------
1 files changed, 22 insertions(+), 20 deletions(-)
diff --git a/translation-table.c b/translation-table.c
index d542b9d..a1be7ef 100644
--- a/translation-table.c
+++ b/translation-table.c
@@ -657,29 +657,31 @@ 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 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
- * it with TT_CLIENT_ROAM, we start a timer and we
- * wait for node B to claim it. In case of timeout
- * the entry is purged.
- * 2) the client roamed to us => we can directly delete
- * the global entry, since it is useless now. */
- tt_local_entry = tt_local_hash_find(bat_priv,
- tt_global_entry->common.addr);
- if (!tt_local_entry) {
- tt_global_entry->common.flags |= TT_CLIENT_ROAM;
- tt_global_entry->roam_at = jiffies;
- goto out;
- }
- }
- _tt_global_del(bat_priv, tt_global_entry, message);
+ 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
+ * it with TT_CLIENT_ROAM, we start a timer and we
+ * wait for node B to claim it. In case of timeout
+ * the entry is purged.
+ * 2) the client roamed to us => we can directly delete
+ * the global entry, since it is useless now. */
+ tt_local_entry = tt_local_hash_find(bat_priv,
+ tt_global_entry->common.addr);
+ if (!tt_local_entry) {
+ tt_global_entry->common.flags |= TT_CLIENT_ROAM;
+ 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);
--
1.7.5.4
next reply other threads:[~2011-12-22 12:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-22 12:33 Marek Lindner [this message]
2011-12-22 14:42 ` [B.A.T.M.A.N.] [PATCH] batman-adv: refactor tt_global_del() to avoid misalignment Antonio Quartulli
2011-12-24 13:59 ` Marek Lindner
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