diff options
| author | Alexander Aring <aahringo@redhat.com> | 2021-04-04 20:30:54 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-04-16 12:00:22 +0200 |
| commit | b4f38a22523030932dfe86c3d2fa2e6db79236c7 (patch) | |
| tree | cb8449aa64e3baca5a30d468c36adc2932abd906 | |
| parent | 034cfe13affc6e80966ee531243ff13152b1d077 (diff) | |
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: 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>
| -rw-r--r-- | net/ieee802154/nl802154.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index edde0e461ff1..c23c08f49c3c 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -843,8 +843,13 @@ 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); |