Commit 55f7435c authored by Luis R. Rodriguez's avatar Luis R. Rodriguez Committed by Johannes Berg

cfg80211: DFS check dfs_region before usage

Check the DFS region before channel availability check.
Signed-off-by: default avatarLuis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: default avatarJanusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 6c474799
......@@ -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;
......
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