diff options
Diffstat (limited to 'net/wireless/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 0eca59ccd685..c0b5ae4af2d8 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -10919,6 +10919,40 @@ static int nl80211_nan_del_func(struct sk_buff *skb, return 0; } +static int nl80211_nan_change_config(struct sk_buff *skb, + struct genl_info *info) +{ + struct cfg80211_registered_device *rdev = info->user_ptr[0]; + struct wireless_dev *wdev = info->user_ptr[1]; + struct cfg80211_nan_conf conf = {}; + u32 changed = 0; + + if (wdev->iftype != NL80211_IFTYPE_NAN) + return -EOPNOTSUPP; + + if (!wdev->nan_started) + return -ENOTCONN; + + if (info->attrs[NL80211_ATTR_NAN_MASTER_PREF]) { + conf.master_pref = + nla_get_u8(info->attrs[NL80211_ATTR_NAN_MASTER_PREF]); + if (conf.master_pref <= 1 || conf.master_pref == 255) + return -EINVAL; + + changed |= CFG80211_NAN_CONF_CHANGED_PREF; + } + + if (info->attrs[NL80211_ATTR_NAN_DUAL]) { + conf.dual = nla_get_u8(info->attrs[NL80211_ATTR_NAN_DUAL]); + changed |= CFG80211_NAN_CONF_CHANGED_DUAL; + } + + if (!changed) + return -EINVAL; + + return rdev_nan_change_conf(rdev, wdev, &conf, changed); +} + static int nl80211_get_protocol_features(struct sk_buff *skb, struct genl_info *info) { @@ -12293,6 +12327,14 @@ static const struct genl_ops nl80211_ops[] = { NL80211_FLAG_NEED_RTNL, }, { + .cmd = NL80211_CMD_CHANGE_NAN_CONFIG, + .doit = nl80211_nan_change_config, + .policy = nl80211_policy, + .flags = GENL_ADMIN_PERM, + .internal_flags = NL80211_FLAG_NEED_WDEV_UP | + NL80211_FLAG_NEED_RTNL, + }, + { .cmd = NL80211_CMD_SET_MCAST_RATE, .doit = nl80211_set_mcast_rate, .policy = nl80211_policy, |