diff options
Diffstat (limited to 'net/wireless/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 2127e5344b1a..73a3e885d4dd 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -661,6 +661,7 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { [NL80211_ATTR_CONTROL_PORT_NO_PREAUTH] = { .type = NLA_FLAG }, [NL80211_ATTR_PMK_LIFETIME] = NLA_POLICY_MIN(NLA_U32, 1), [NL80211_ATTR_PMK_REAUTH_THRESHOLD] = NLA_POLICY_RANGE(NLA_U8, 1, 100), + [NL80211_ATTR_RECEIVE_MULTICAST] = { .type = NLA_FLAG }, }; /* policy for the key attributes */ @@ -10773,9 +10774,18 @@ static int nl80211_register_mgmt(struct sk_buff *skb, struct genl_info *info) if (!rdev->ops->mgmt_tx) return -EOPNOTSUPP; + if (info->attrs[NL80211_ATTR_RECEIVE_MULTICAST] && + !wiphy_ext_feature_isset(&rdev->wiphy, + NL80211_EXT_FEATURE_MULTICAST_REGISTRATIONS)) { + GENL_SET_ERR_MSG(info, + "multicast RX registrations are not supported"); + return -EOPNOTSUPP; + } + return cfg80211_mlme_register_mgmt(wdev, info->snd_portid, frame_type, nla_data(info->attrs[NL80211_ATTR_FRAME_MATCH]), nla_len(info->attrs[NL80211_ATTR_FRAME_MATCH]), + info->attrs[NL80211_ATTR_RECEIVE_MULTICAST], info->extack); } |