[PATCH wpan 04/17] net: ieee802154: forbid monitor for set llsec params

[Alexander Aring]

This patch forbids to set llsec params for monitor interfaces which we
don't support yet.

Reported-by: syzbot+8b6719da8a04beeaf...@syzkaller.appspotmail.com
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 3ee09f6d13b7..67f0dc622bc2 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1384,6 +1384,9 @@ static int nl802154_set_llsec_params(struct sk_buff *skb,
        u32 changed = 0;
        int ret;
 
+       if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR)
+               return -EOPNOTSUPP;
+
        if (info->attrs[NL802154_ATTR_SEC_ENABLED]) {
                u8 enabled;
 
-- 
2.26.2