[PATCH wpan 12/17] net: ieee802154: forbid monitor for add llsec devkey

[Alexander Aring]

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 <aahri...@redhat.com>
---
 net/ieee802154/nl802154.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index 43e7b029c444..ecdaff719b08 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1915,6 +1915,9 @@ 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_deprecated(attrs, NL802154_DEVKEY_ATTR_MAX, 
info->attrs[NL802154_ATTR_SEC_DEVKEY], nl802154_devkey_policy, info->extack) < 
0)
                return -EINVAL;
-- 
2.26.2