From: Linus Lüssing <linus.luessing@xxxxxxxxx>
This patch has been added to the 3.18 stable tree. If you have any
objections, please let us know.
===============
[ Upstream commit c4fdb6cff2aa0ae740c5f19b6f745cbbe786d42f ]
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 <linus.luessing@xxxxxxxxx>
[sven@xxxxxxxxxxxxx: fix conflicts with current version]
Signed-off-by: Sven Eckelmann <sven@xxxxxxxxxxxxx>
Signed-off-by: Marek Lindner <mareklindner@xxxxxxxxxxxxx>
Signed-off-by: Antonio Quartulli <a@xxxxxxxxxxx>
Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx>
---
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 3d64ed2..6004c2d 100644
--- a/net/batman-adv/send.c
+++ b/net/batman-adv/send.c
@@ -611,6 +611,9 @@ 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);
}
}
@@ -638,6 +641,9 @@ 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);
}
}
--
2.5.0
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