diff options
| author | Arik Nemtsov <arik@wizery.com> | 2014-12-03 19:08:17 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2014-12-12 15:40:38 +0300 |
| commit | 185076d6db7b0320fd7669732923179f9a4d068b (patch) | |
| tree | 9d2dfdae41a585d8b9f7bbe9b91ac3ae1d8f0bc3 /net | |
| parent | 70dcec5a488a7b81779190ac8089475fe4b8b962 (diff) | |
| download | linux-185076d6db7b0320fd7669732923179f9a4d068b.tar.xz | |
cfg80211: correctly check ad-hoc channels
Ad-hoc requires beaconing for regulatory purposes. Validate that the
channel is valid for beaconing, and not only enabled.
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Reviewed-by: Luis R. Rodriguez <mcgrof@suse.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/wireless/reg.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c index c9f5ad5d5d94..7b8309840d4e 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -1549,9 +1549,15 @@ static bool reg_wdev_chan_valid(struct wiphy *wiphy, struct wireless_dev *wdev) ret = cfg80211_reg_can_beacon(wiphy, &wdev->chandef, wdev->iftype); break; + case NL80211_IFTYPE_ADHOC: + if (!wdev->ssid_len) + goto out; + + ret = cfg80211_reg_can_beacon(wiphy, + &wdev->chandef, wdev->iftype); + break; case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_P2P_CLIENT: - case NL80211_IFTYPE_ADHOC: if (!wdev->current_bss || !wdev->current_bss->pub.channel) goto out; |