netdev - [PATCH wpan 05/17] net: ieee802154: stop dump llsec keys for monitors

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Message-Id: <20210228151817.95700-6-aahringo@redhat.com>
Date:   Sun, 28 Feb 2021 10:18:05 -0500
From:   Alexander Aring <aahringo@...hat.com>
To:     stefan@...enfreihafen.org
Cc:     linux-wpan@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH wpan 05/17] net: ieee802154: stop dump llsec keys for monitors

This patch stops dumping llsec keys for monitors which we don't support
yet. Otherwise we will access llsec mib which isn't initialized for
monitors.

Signed-off-by: Alexander Aring <aahringo@...hat.com>
---
 net/ieee802154/nl802154.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index 67f0dc622bc2..f8f1792c3620 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1493,6 +1493,11 @@ nl802154_dump_llsec_key(struct sk_buff *skb, struct netlink_callback *cb)
 	if (err)
 		return err;
 
+	if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR) {
+		err = skb->len;
+		goto out_err;
+	}
+
 	if (!wpan_dev->netdev) {
 		err = -EINVAL;
 		goto out_err;
-- 
2.26.2