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net: ieee802154: forbid monitor for del llsec dev
[ Upstream commit ad8f9de1f3566686af35b1c6b43240726541da61 ] This patch forbids to del llsec dev 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/20210405003054.256017-9-aahringo@redhat.com Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -1802,6 +1802,9 @@ static int nl802154_del_llsec_dev(struct sk_buff *skb, struct genl_info *info)
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struct nlattr *attrs[NL802154_DEV_ATTR_MAX + 1];
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__le64 extended_addr;
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if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR)
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return -EOPNOTSUPP;
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if (!info->attrs[NL802154_ATTR_SEC_DEVICE] ||
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nla_parse_nested_deprecated(attrs, NL802154_DEV_ATTR_MAX, info->attrs[NL802154_ATTR_SEC_DEVICE], nl802154_dev_policy, info->extack))
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return -EINVAL;
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