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From: Antonio Quartulli
Date: Tue, 26 Apr 2016 11:27:19 +0800
Message-Id: <1461641239-7097-6-git-send-email-a@unstable.cc>
In-Reply-To: <1461641239-7097-1-git-send-email-a@unstable.cc>
References: <1461641239-7097-1-git-send-email-a@unstable.cc>
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Subject: [B.A.T.M.A.N.] [PATCH 5/5] batman-adv: Fix broadcast/ogm queue
limit on a removed interface
List-Id: The list for a Better Approach To Mobile Ad-hoc Networking
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To: davem@davemloft.net
Cc: netdev@vger.kernel.org, b.a.t.m.a.n@lists.open-mesh.org, Antonio Quartulli , Marek Lindner
From: Linus Lüssing
When removing a single interface while a broadcast or ogm packet is
still pending then we will free the forward packet without releasing the
queue slots again.
This patch is supposed to fix this issue.
Fixes: 6d5808d4ae1b ("batman-adv: Add missing hardif_free_ref in forw_packet_free")
Signed-off-by: Linus Lüssing
[sven@narfation.org: fix conflicts with current version]
Signed-off-by: Sven Eckelmann
Signed-off-by: Marek Lindner
Signed-off-by: Antonio Quartulli
---
net/batman-adv/send.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c
index 3ce06e0a91b1..76417850d3fc 100644
--- a/net/batman-adv/send.c
+++ b/net/batman-adv/send.c
@@ -675,6 +675,9 @@ batadv_purge_outstanding_packets(struct batadv_priv *bat_priv,
if (pending) {
hlist_del(&forw_packet->list);
+ if (!forw_packet->own)
+ atomic_inc(&bat_priv->bcast_queue_left);
+
batadv_forw_packet_free(forw_packet);
}
}
@@ -702,6 +705,9 @@ batadv_purge_outstanding_packets(struct batadv_priv *bat_priv,
if (pending) {
hlist_del(&forw_packet->list);
+ if (!forw_packet->own)
+ atomic_inc(&bat_priv->batman_queue_left);
+
batadv_forw_packet_free(forw_packet);
}
}
--
2.8.1