diff mbox series

[4.9,12/37] net: ieee802154: stop dump llsec devkeys for monitors

Message ID 20210426072817.668558322@linuxfoundation.org
State Superseded
Headers show
Series None | expand

Commit Message

Greg KH April 26, 2021, 7:29 a.m. UTC 
From: Alexander Aring <aahringo@redhat.com>

[ Upstream commit 080d1a57a94d93e70f84b7a360baa351388c574f ]

This patch stops dumping llsec devkeys 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@redhat.com>
Link: https://lore.kernel.org/r/20210405003054.256017-10-aahringo@redhat.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 net/ieee802154/nl802154.c | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index c724479a86c9..dfa9cedd27c8 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1889,6 +1889,11 @@  nl802154_dump_llsec_devkey(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;