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authorAlexander Aring <aahringo@redhat.com>2021-04-04 20:30:44 -0400
committerStefan Schmidt <stefan@datenfreihafen.org>2021-04-06 22:07:31 +0200
commitb6e2949544a183f590ae6f3ef2d1aaaa2c44e38a (patch)
tree2f679cb0066a6ab97173c2f34ba89b0cfa3575d8 /net/ieee802154
parent08470c5453339369bd3d590c4cbb0b5961cdcbb6 (diff)
net: ieee802154: forbid monitor for del llsec key
This patch forbids to del llsec key 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/20210405003054.256017-6-aahringo@redhat.com Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Diffstat (limited to 'net/ieee802154')
-rw-r--r--net/ieee802154/nl802154.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index 42a246b6f9cb..bfc0eca774e3 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1604,6 +1604,9 @@ static int nl802154_del_llsec_key(struct sk_buff *skb, struct genl_info *info)
struct nlattr *attrs[NL802154_KEY_ATTR_MAX + 1];
struct ieee802154_llsec_key_id id;
+ if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR)
+ return -EOPNOTSUPP;
+
if (!info->attrs[NL802154_ATTR_SEC_KEY] ||
nla_parse_nested_deprecated(attrs, NL802154_KEY_ATTR_MAX, info->attrs[NL802154_ATTR_SEC_KEY], nl802154_key_policy, info->extack))
return -EINVAL;