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net: ieee802154: forbid monitor for del llsec devkey

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[ Upstream commit 6fb8045319ef172dc88a8142e7f8b58c7608137e ]

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>
Link: https://lore.kernel.org/r/20210405003054.256017-12-aahringo@redhat.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Alexander Aring 2021-04-04 20:30:50 -04:00 committed by Greg Kroah-Hartman
parent 4846c2debb
commit ab9f9a1d58
1 changed files with 3 additions and 0 deletions
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3
net/ieee802154/nl802154.c
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@ -1954,6 +1954,9 @@ static int nl802154_del_llsec_devkey(struct sk_buff *skb, struct genl_info *info
struct ieee802154_llsec_device_key key; struct ieee802154_llsec_device_key key;
__le64 extended_addr; __le64 extended_addr;
if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR)
return -EOPNOTSUPP;
if (!info->attrs[NL802154_ATTR_SEC_DEVKEY] || 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)) nla_parse_nested_deprecated(attrs, NL802154_DEVKEY_ATTR_MAX, info->attrs[NL802154_ATTR_SEC_DEVKEY], nl802154_devkey_policy, info->extack))
return -EINVAL; return -EINVAL;