This is a note to let you know that I've just added the patch titled
net: ieee802154: stop dump llsec seclevels for monitors
to the 4.4-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:
net-ieee802154-stop-dump-llsec-seclevels-for-monitor.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit b8354dd7123b1a76d50ba03f78791fa0bdb59b74
Author: Alexander Aring <aahringo@xxxxxxxxxx>
Date: Sun Apr 4 20:30:51 2021 -0400
net: ieee802154: stop dump llsec seclevels for monitors
[ Upstream commit 4c9b4f55ad1f5a4b6206ac4ea58f273126d21925 ]
This patch stops dumping llsec seclevels for monitors which we don't
support yet. Otherwise we will access llsec mib which isn't initialized
for monitors.
Signed-off-by: Alexander Aring <aahringo@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20210405003054.256017-13-aahringo@xxxxxxxxxx
Signed-off-by: Stefan Schmidt <stefan@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index 4ee080f3a41d..f07a3027d66c 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -2013,6 +2013,11 @@ nl802154_dump_llsec_seclevel(struct sk_buff *skb, struct netlink_callback *cb)
if (err)
return err;
+ if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR) {
+ err = skb->len;
+ goto out_err;
+ }
+
if (!wpan_dev->netdev) {
err = -EINVAL;
goto out_err;
