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-rw-r--r--net/wireless/nl80211.c27
1 files changed, 18 insertions, 9 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 40ef5d604eb4..c71e274c810a 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -3968,10 +3968,13 @@ int cfg80211_check_station_change(struct wiphy *wiphy,
struct station_parameters *params,
enum cfg80211_station_type statype)
{
- if (params->listen_interval != -1)
+ if (params->listen_interval != -1 &&
+ statype != CFG80211_STA_AP_CLIENT_UNASSOC)
return -EINVAL;
+
if (params->aid &&
- !(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)))
+ !(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)) &&
+ statype != CFG80211_STA_AP_CLIENT_UNASSOC)
return -EINVAL;
/* When you run into this, adjust the code below for the new flag */
@@ -4245,13 +4248,22 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
memset(&params, 0, sizeof(params));
- params.listen_interval = -1;
-
if (!rdev->ops->change_station)
return -EOPNOTSUPP;
- if (info->attrs[NL80211_ATTR_STA_AID])
- return -EINVAL;
+ /*
+ * AID and listen_interval properties can be set only for unassociated
+ * station. Include these parameters here and will check them in
+ * cfg80211_check_station_change().
+ */
+ if (info->attrs[NL80211_ATTR_PEER_AID])
+ params.aid = nla_get_u16(info->attrs[NL80211_ATTR_PEER_AID]);
+
+ if (info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL])
+ params.listen_interval =
+ nla_get_u16(info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL]);
+ else
+ params.listen_interval = -1;
if (!info->attrs[NL80211_ATTR_MAC])
return -EINVAL;
@@ -4278,9 +4290,6 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
nla_len(info->attrs[NL80211_ATTR_STA_EXT_CAPABILITY]);
}
- if (info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL])
- return -EINVAL;
-
if (parse_station_flags(info, dev->ieee80211_ptr->iftype, &params))
return -EINVAL;

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