},
};
+static int
+qtnf_validate_iface_combinations(struct wiphy *wiphy,
+ struct qtnf_vif *change_vif,
+ enum nl80211_iftype new_type)
+{
+ struct qtnf_wmac *mac;
+ struct qtnf_vif *vif;
+ int i;
+ int ret = 0;
+ struct iface_combination_params params = {
+ .num_different_channels = 1,
+ };
+
+ mac = wiphy_priv(wiphy);
+ if (!mac)
+ return -EFAULT;
+
+ for (i = 0; i < QTNF_MAX_INTF; i++) {
+ vif = &mac->iflist[i];
+ if (vif->wdev.iftype != NL80211_IFTYPE_UNSPECIFIED)
+ params.iftype_num[vif->wdev.iftype]++;
+ }
+
+ if (change_vif) {
+ params.iftype_num[new_type]++;
+ params.iftype_num[change_vif->wdev.iftype]--;
+ } else {
+ params.iftype_num[new_type]++;
+ }
+
+ ret = cfg80211_check_combinations(wiphy, ¶ms);
+
+ return ret;
+}
+
static int
qtnf_change_virtual_intf(struct wiphy *wiphy,
struct net_device *dev,
u8 *mac_addr;
int ret;
+ ret = qtnf_validate_iface_combinations(wiphy, vif, type);
+ if (ret) {
+ pr_err("VIF%u.%u combination check: failed to set type %d\n",
+ vif->mac->macid, vif->vifid, type);
+ return ret;
+ }
+
if (params)
mac_addr = params->macaddr;
else
struct qtnf_wmac *mac;
struct qtnf_vif *vif;
u8 *mac_addr = NULL;
+ int ret;
mac = wiphy_priv(wiphy);
if (!mac)
return ERR_PTR(-EFAULT);
+ ret = qtnf_validate_iface_combinations(wiphy, NULL, type);
+ if (ret) {
+ pr_err("MAC%u invalid combination: failed to add type %d\n",
+ mac->macid, type);
+ return ERR_PTR(ret);
+ }
+
switch (type) {
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_AP: