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Commit 9bc3fa84 authored by Alexander Aring's avatar Alexander Aring Committed by Greg Kroah-Hartman
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net: ieee802154: stop dump llsec params for monitors 



commit 1534efc7bbc1121e92c86c2dabebaf2c9dcece19 upstream.

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: default avatar <syzbot+cde43a581a8e5f317bc2@syzkaller.appspotmail.com>
Signed-off-by: default avatarAlexander Aring <aahringo@redhat.com>
Link: https://lore.kernel.org/r/20210405003054.256017-16-aahringo@redhat.com


Signed-off-by: default avatarStefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 90eab526

net/ieee802154/nl802154.c

+5 −0
Original line number Diff line number Diff line
@@ -836,8 +836,13 @@ 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);