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Diffstat (limited to 'net/mac80211/wext.c')
-rw-r--r--net/mac80211/wext.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/mac80211/wext.c b/net/mac80211/wext.c
index 742f811ca41..ab4ddba874b 100644
--- a/net/mac80211/wext.c
+++ b/net/mac80211/wext.c
@@ -271,6 +271,7 @@ static int ieee80211_ioctl_siwmode(struct net_device *dev,
271 __u32 *mode, char *extra) 271 __u32 *mode, char *extra)
272{ 272{
273 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); 273 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
274 struct ieee80211_local *local = sdata->local;
274 int type; 275 int type;
275 276
276 if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) 277 if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
@@ -281,6 +282,13 @@ static int ieee80211_ioctl_siwmode(struct net_device *dev,
281 type = NL80211_IFTYPE_STATION; 282 type = NL80211_IFTYPE_STATION;
282 break; 283 break;
283 case IW_MODE_ADHOC: 284 case IW_MODE_ADHOC:
285 /* Setting ad-hoc mode on non ibss channel is not
286 * supported.
287 */
288 if (local->oper_channel &&
289 (local->oper_channel->flags & IEEE80211_CHAN_NO_IBSS))
290 return -EOPNOTSUPP;
291
284 type = NL80211_IFTYPE_ADHOC; 292 type = NL80211_IFTYPE_ADHOC;
285 break; 293 break;
286 case IW_MODE_REPEAT: 294 case IW_MODE_REPEAT: