This is a note to let you know that I've just added the patch titled
batman-adv: fix elp packet data reservation
to the 4.7-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
batman-adv-fix-elp-packet-data-reservation.patch
and it can be found in the queue-4.7 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 1e5d343b8f23770e8ac5d31f5c439826bdb35148 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Linus=20L=C3=BCssing?= <linus.luessing@xxxxxxxxx>
Date: Tue, 23 Aug 2016 03:13:03 +0200
Subject: batman-adv: fix elp packet data reservation
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From: Linus Lüssing <linus.luessing@xxxxxxxxx>
commit 1e5d343b8f23770e8ac5d31f5c439826bdb35148 upstream.
The skb_reserve() call only reserved headroom for the mac header, but
not the elp packet header itself.
Fixing this by using skb_put()'ing towards the skb tail instead of
skb_push()'ing towards the skb head.
Fixes: d6f94d91f766 ("batman-adv: ELP - adding basic infrastructure")
Signed-off-by: Linus Lüssing <linus.luessing@xxxxxxxxx>
Signed-off-by: Marek Lindner <mareklindner@xxxxxxxxxxxxx>
Signed-off-by: Sven Eckelmann <sven@xxxxxxxxxxxxx>
Signed-off-by: Simon Wunderlich <sw@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
net/batman-adv/bat_v_elp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/net/batman-adv/bat_v_elp.c
+++ b/net/batman-adv/bat_v_elp.c
@@ -334,7 +334,7 @@ int batadv_v_elp_iface_enable(struct bat
goto out;
skb_reserve(hard_iface->bat_v.elp_skb, ETH_HLEN + NET_IP_ALIGN);
- elp_buff = skb_push(hard_iface->bat_v.elp_skb, BATADV_ELP_HLEN);
+ elp_buff = skb_put(hard_iface->bat_v.elp_skb, BATADV_ELP_HLEN);
elp_packet = (struct batadv_elp_packet *)elp_buff;
memset(elp_packet, 0, BATADV_ELP_HLEN);
Patches currently in stable-queue which might be from linus.luessing@xxxxxxxxx are
queue-4.7/batman-adv-fix-elp-packet-data-reservation.patch
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