cfg80211: check no-OFDM flag for channels wider than 20 MHz
For channels wider than 20 MHz OFDM will be used, so when
checking whether or not a channel is usable, check for the
no-OFDM flag if the channel is wider than 20 MHz.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/wireless/chan.c b/net/wireless/chan.c
index b5f6983..a7990bb 100644
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -265,6 +265,9 @@
/* TODO: missing regulatory check on 80/160 bandwidth */
+ if (width > 20)
+ prohibited_flags |= IEEE80211_CHAN_NO_OFDM;
+
if (!cfg80211_secondary_chans_ok(wiphy, chandef->center_freq1,
width, prohibited_flags))
return false;