Commit 1f229ce6 authored Apr 04, 2021 by Alexander Aring Committed by Greg Kroah-Hartman Apr 28, 2021

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@redhat.com>
Link: https://lore.kernel.org/r/20210405003054.256017-11-aahringo@redhat.com


Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent 72e211da

net/ieee802154/nl802154.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -1936,6 +1936,9 @@ 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],