diff options
| author | Alexander Aring <aahringo@redhat.com> | 2021-04-04 20:30:41 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-04-16 12:00:22 +0200 |
| commit | f4ec1cdddb615ac63935b13fe635f99d823d98ea (patch) | |
| tree | e386c4bb70275bec31732ddcd6e7ccd63e1fff19 | |
| parent | 2b5379d457f8c955bb190d8552a2772e9e8abfb7 (diff) | |
net: ieee802154: forbid monitor for set llsec params
commit 88c17855ac4291fb462e13a86b7516773b6c932e upstream.
This patch forbids to set llsec params for monitor interfaces which we
don't support yet.
Reported-by: syzbot+8b6719da8a04beeafcc3@syzkaller.appspotmail.com
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Link: https://lore.kernel.org/r/20210405003054.256017-3-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 | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index b8c0c64e935c..447acb40400f 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -1367,6 +1367,9 @@ static int nl802154_set_llsec_params(struct sk_buff *skb, u32 changed = 0; int ret; + if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR) + return -EOPNOTSUPP; + if (info->attrs[NL802154_ATTR_SEC_ENABLED]) { u8 enabled; |