Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.4 32/39] net: ieee802154: stop dump llsec params for monitors | Date | Mon, 12 Apr 2021 12:24:54 -0400 |
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From: Alexander Aring <aahringo@redhat.com>
[ Upstream commit 1534efc7bbc1121e92c86c2dabebaf2c9dcece19 ]
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: Sasha Levin <sashal@kernel.org> --- net/ieee802154/nl802154.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index d9f05390144e..328bb9f5342e 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -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); -- 2.30.2
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