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author | Alexander Aring <aahringo@redhat.com> | 2021-04-05 03:30:46 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-04-21 14:00:53 +0300 |
commit | 813b13155d14c4cdcaf8085c3d2f0ff9cec60f53 (patch) | |
tree | 5173c27e7cb665425bc93cf40277f26df2edac19 /net/ieee802154 | |
parent | 2f80452951b5380680d4cd32d9165aa218037eaf (diff) | |
download | linux-813b13155d14c4cdcaf8085c3d2f0ff9cec60f53.tar.xz |
net: ieee802154: forbid monitor for add llsec dev
[ Upstream commit 5303f956b05a2886ff42890908156afaec0f95ac ]
This patch forbids to add llsec dev 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/20210405003054.256017-8-aahringo@redhat.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'net/ieee802154')
-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 8a9019aa00c3..c8576dc0686d 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -1768,6 +1768,9 @@ static int nl802154_add_llsec_dev(struct sk_buff *skb, struct genl_info *info) struct wpan_dev *wpan_dev = dev->ieee802154_ptr; struct ieee802154_llsec_device dev_desc; + if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR) + return -EOPNOTSUPP; + if (ieee802154_llsec_parse_device(info->attrs[NL802154_ATTR_SEC_DEVICE], &dev_desc) < 0) return -EINVAL; |