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net: ieee802154: stop dump llsec params for monitors

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commit 1534efc7bb 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: syzbot+cde43a581a8e5f317bc2@syzkaller.appspotmail.com
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Link: https://lore.kernel.org/r/20210405003054.256017-16-aahringo@redhat.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexander Aring
2021-04-04 20:30:54 -04:00
committed by Greg Kroah-Hartman
parent b4042ecc12
commit 7ee5bde316
1 changed files with 5 additions and 0 deletions
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5
net/ieee802154/nl802154.c
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@@ -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);