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authorLinus Lüssing2018-06-07 00:46:23 +0200
committerSimon Wunderlich2018-06-23 10:29:33 +0200
commit4a519b83da16927fb98fd32b0f598e639d1f1859 (patch)
treec880094a4630bf653c4b1e2d88c9081439e58aba /net/batman-adv
parent6da7be7d24b2921f8215473ba7552796dff05fe1 (diff)
batman-adv: Avoid storing non-TT-sync flags on singular entries too
Since commit 54e22f265e87 ("batman-adv: fix TT sync flag inconsistencies") TT sync flags and TT non-sync'd flags are supposed to be stored separately. The previous patch missed to apply this separation on a TT entry with only a single TT orig entry. This is a minor fix because with only a single TT orig entry the DDoS issue the former patch solves does not apply. Fixes: 54e22f265e87 ("batman-adv: fix TT sync flag inconsistencies") Signed-off-by: Linus Lüssing <linus.luessing@c0d3.blue> Signed-off-by: Sven Eckelmann <sven@narfation.org> Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>
Diffstat (limited to 'net/batman-adv')
-rw-r--r--net/batman-adv/translation-table.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
index 3986551397ca..61ce300091f3 100644
--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
@@ -1705,7 +1705,8 @@ static bool batadv_tt_global_add(struct batadv_priv *bat_priv,
ether_addr_copy(common->addr, tt_addr);
common->vid = vid;
- common->flags = flags;
+ common->flags = flags & (~BATADV_TT_SYNC_MASK);
+
tt_global_entry->roam_at = 0;
/* node must store current time in case of roaming. This is
* needed to purge this entry out on timeout (if nobody claims