diff options
| author | Janusz Dziedzic <janusz.dziedzic@tieto.com> | 2013-11-05 17:48:48 +0400 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-11-25 23:49:43 +0400 |
| commit | fe7c3a1f20a419d86d3f90316d8efc2d04f3f0ed (patch) | |
| tree | 9b058ec8da62e5818478265cdf8d1ad576f6a79b /net/wireless/nl80211.c | |
| parent | 40d1ba63ff4ae1a73b0042202b54b688ada469be (diff) | |
| download | linux-fe7c3a1f20a419d86d3f90316d8efc2d04f3f0ed.tar.xz | |
cfg80211: DFS check chandef usable before CAC
Check chandef we get in CAC request is usable for CAC.
All channels have to be DFS channels. Allow DFS_USABLE
and DFS_AVAILABLE channels mix. At least one channel
has to be DFS_USABLE (require CAC).
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Reviewed-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 41af3a0e9961..e2bb4276af1a 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -5651,7 +5651,7 @@ static int nl80211_start_radar_detection(struct sk_buff *skb, if (err == 0) return -EINVAL; - if (chandef.chan->dfs_state != NL80211_DFS_USABLE) + if (!cfg80211_chandef_dfs_usable(wdev->wiphy, &chandef)) return -EINVAL; if (!rdev->ops->start_radar_detection) |