Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 13/37] net: ieee802154: forbid monitor for add llsec devkey | Date | Mon, 26 Apr 2021 09:29:14 +0200 |
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From: Alexander Aring <aahringo@redhat.com>
[ 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> --- net/ieee802154/nl802154.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index dfa9cedd27c8..57da67e2732d 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -1951,6 +1951,9 @@ 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], -- 2.30.2
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