From: Alexander Aring aahringo@redhat.com
[ Upstream commit fb3c5cdf88cd504ef11d59e8d656f4bc896c6922 ]
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@redhat.com Link: https://lore.kernel.org/r/20210405003054.256017-4-aahringo@redhat.com Signed-off-by: Stefan Schmidt stefan@datenfreihafen.org Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Yang Yingliang yangyingliang@huawei.com --- net/ieee802154/nl802154.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index b10b297e76b78..86bc714a93a82 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -1516,6 +1516,11 @@ 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;