From: Alexander Aring <[email protected]>

[ Upstream commit 88c17855ac4291fb462e13a86b7516773b6c932e ]

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

Reported-by: [email protected]
Signed-off-by: Alexander Aring <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Stefan Schmidt <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
---
 net/ieee802154/nl802154.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index e9e4652cd592..dd43aa03200e 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;
 
-- 
2.30.2

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