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authorFelix Fietkau <nbd@openwrt.org>2013-01-11 14:22:58 +0100
committerJohannes Berg <johannes.berg@intel.com>2013-01-11 14:32:20 +0100
commit55b183ad8635589ea731a31653de79a2626491c4 (patch)
treef822db644128003a34f46d09ef05cae9a55a39ea /net/wireless/reg.c
parent75e6934a9e996ee7cfe7a488b7f7cc2baa86717a (diff)
downloadlwn-55b183ad8635589ea731a31653de79a2626491c4.tar.gz
lwn-55b183ad8635589ea731a31653de79a2626491c4.zip
wireless: fix regulatory HT40 allowed check
commit 1a9193185f462a51815fe48491f8a6fb6b942551 "regulatory: code cleanup" changed is_ht40_allowed without considering that IEEE80211_CHAN_NO_HT40 is not just one flag, but two. This is causing HT40- to be blocked completely. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/reg.c')
-rw-r--r--net/wireless/reg.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 8c114e8a9135..6ea626b30a2a 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1123,7 +1123,9 @@ static bool is_ht40_allowed(struct ieee80211_channel *chan)
if (chan->flags & IEEE80211_CHAN_DISABLED)
return false;
/* This would happen when regulatory rules disallow HT40 completely */
- return !(chan->flags & IEEE80211_CHAN_NO_HT40);
+ if ((chan->flags & IEEE80211_CHAN_NO_HT40) == IEEE80211_CHAN_NO_HT40)
+ return false;
+ return true;
}
static void reg_process_ht_flags_channel(struct wiphy *wiphy,