diff mbox series

[RESEND,wpan,11/15] net: ieee802154: forbid monitor for del llsec devkey

Message ID 20210405003054.256017-12-aahringo@redhat.com
State New
Headers show
Series net: ieee802154: forbid sec params for monitors | expand

Commit Message

Alexander Aring April 5, 2021, 12:30 a.m. UTC
This patch forbids to del llsec devkey 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>
---
 net/ieee802154/nl802154.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index c3f9bff7a557..88735f03b73e 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1949,6 +1949,9 @@  static int nl802154_del_llsec_devkey(struct sk_buff *skb, struct genl_info *info
 	struct ieee802154_llsec_device_key key;
 	__le64 extended_addr;
 
+	if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR)
+		return -EOPNOTSUPP;
+
 	if (!info->attrs[NL802154_ATTR_SEC_DEVKEY] ||
 	    nla_parse_nested_deprecated(attrs, NL802154_DEVKEY_ATTR_MAX, info->attrs[NL802154_ATTR_SEC_DEVKEY], nl802154_devkey_policy, info->extack))
 		return -EINVAL;