This is a note to let you know that I've just added the patch titled
net: ieee802154: forbid monitor for add llsec devkey
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-forbid-monitor-for-add-llsec-devkey.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 f6ba36440753d3f4d8577e23c4e542445a11f7e3
Author: Alexander Aring <aahringo@xxxxxxxxxx>
Date: Sun Apr 4 20:30:49 2021 -0400
net: ieee802154: forbid monitor for add llsec devkey
[ Upstream commit a347b3b394868fef15b16f143719df56184be81d ]
This patch forbids to add llsec devkey for monitor interfaces 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/20210405003054.256017-11-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 19d0d22ff625..4ee080f3a41d 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1901,6 +1901,9 @@ static int nl802154_add_llsec_devkey(struct sk_buff *skb, struct genl_info *info
struct ieee802154_llsec_device_key key;
__le64 extended_addr;
+ if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR)
+ return -EOPNOTSUPP;
+
if (!info->attrs[NL802154_ATTR_SEC_DEVKEY] ||
nla_parse_nested(attrs, NL802154_DEVKEY_ATTR_MAX,
info->attrs[NL802154_ATTR_SEC_DEVKEY],
