diff options
| -rw-r--r-- | net/wireless/nl80211.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 93e3356091ff..9cd8c6113e94 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -5651,8 +5651,13 @@ static int nl80211_start_radar_detection(struct sk_buff *skb, struct net_device *dev = info->user_ptr[1]; struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_chan_def chandef; + enum nl80211_dfs_regions dfs_region; int err; + dfs_region = reg_get_dfs_region(wdev->wiphy); + if (dfs_region == NL80211_DFS_UNSET) + return -EINVAL; + err = nl80211_parse_chandef(rdev, info, &chandef); if (err) return err; |