diff mbox series

[wpan,17/17] net: ieee802154: stop dump llsec params for monitors

Message ID 20210228151817.95700-18-aahringo@redhat.com (mailing list archive)
State Superseded
Headers show
Series ieee802154: syzbot fixes | expand

Commit Message

Alexander Aring Feb. 28, 2021, 3:18 p.m. UTC 
This patch stops dumping llsec params for monitors which we don't support
yet. Otherwise we will access llsec mib which isn't initialized for
monitors.

Reported-by: syzbot+cde43a581a8e5f317bc2@syzkaller.appspotmail.com
Signed-off-by: Alexander Aring <aahringo@redhat.com>
---
 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 576e418cf5aa..ca8e17a81a4f 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -820,8 +820,13 @@  nl802154_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flags,
 		goto nla_put_failure;
 
 #ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
+	if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR)
+		goto out;
+
 	if (nl802154_get_llsec_params(msg, rdev, wpan_dev) < 0)
 		goto nla_put_failure;
+
+out:
 #endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
 
 	genlmsg_end(msg, hdr);