From: Alexander Aring Date: Mon, 5 Apr 2021 00:30:44 +0000 (-0400) Subject: net: ieee802154: forbid monitor for del llsec key X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=b6e2949544a183f590ae6f3ef2d1aaaa2c44e38a;p=linux.git net: ieee802154: forbid monitor for del llsec key This patch forbids to del llsec key 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 Link: https://lore.kernel.org/r/20210405003054.256017-6-aahringo@redhat.com Signed-off-by: Stefan Schmidt --- diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index 42a246b6f9cb0..bfc0eca774e37 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -1604,6 +1604,9 @@ static int nl802154_del_llsec_key(struct sk_buff *skb, struct genl_info *info) struct nlattr *attrs[NL802154_KEY_ATTR_MAX + 1]; struct ieee802154_llsec_key_id id; + if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR) + return -EOPNOTSUPP; + if (!info->attrs[NL802154_ATTR_SEC_KEY] || nla_parse_nested_deprecated(attrs, NL802154_KEY_ATTR_MAX, info->attrs[NL802154_ATTR_SEC_KEY], nl802154_key_policy, info->extack)) return -EINVAL;