diff options
| author | Alexander Aring <aahringo@redhat.com> | 2021-04-05 03:30:52 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-04-28 13:08:41 +0300 |
| commit | 2c25d3ac1cd0734c14a0b78c4f16ecba3c1766dd (patch) | |
| tree | 8c8fe53738f721d6769a63e26985e99cb25c9916 | |
| parent | d099e23fa58cb6f002620e2f78063c32f167421b (diff) | |
| download | linux-2c25d3ac1cd0734c14a0b78c4f16ecba3c1766dd.tar.xz | |
net: ieee802154: forbid monitor for add llsec seclevel
[ Upstream commit 9ec87e322428d4734ac647d1a8e507434086993d ]
This patch forbids to add llsec seclevel for monitor interfaces which we
don't support yet. Otherwise we will access llsec mib which isn't
initialized for monitors.
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Link: https://lore.kernel.org/r/20210405003054.256017-14-aahringo@redhat.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: Sasha Levin <sashal@kernel.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 29916f8cfdc3..b1c55db73764 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -2138,6 +2138,9 @@ static int nl802154_add_llsec_seclevel(struct sk_buff *skb, struct wpan_dev *wpan_dev = dev->ieee802154_ptr; struct ieee802154_llsec_seclevel sl; + if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR) + return -EOPNOTSUPP; + if (llsec_parse_seclevel(info->attrs[NL802154_ATTR_SEC_LEVEL], &sl) < 0) return -EINVAL; |