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author | Alexander Aring <aahringo@redhat.com> | 2021-04-04 20:30:41 -0400 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-04-14 08:22:37 +0200 |
commit | 12f120cecfea577581da94193e7dfca44bc67c88 (patch) | |
tree | 72f9858d6e7e18422ab029a6dc1f24bc040c8308 | |
parent | 22e025c1733b330ecdc49f23365f914f6d39ac12 (diff) | |
download | linux-stable-12f120cecfea577581da94193e7dfca44bc67c88.tar.gz linux-stable-12f120cecfea577581da94193e7dfca44bc67c88.tar.bz2 linux-stable-12f120cecfea577581da94193e7dfca44bc67c88.zip |
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 c92129f012d5..bd7b30f77ff5 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -1402,6 +1402,9 @@ 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; |