cfg80211: fix can_beacon_sec_chan, reenable HT40

This follows wireless-testing 9236d838c920e90708570d9bbd7bb82d30a38130
("cfg80211: fix extension channel checks to initiate communication") and
fixes accidental case fall-through. Without this fix, HT40 is entirely
blocked.

Signed-off-by: Mark Mentovai <mark@moxienet.com>
Cc: stable@kernel.org
Acked-by: Luis R. Rodriguez <lrodriguez@atheros.com
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/net/wireless/chan.c b/net/wireless/chan.c
index c8d190d911e4..17cd0c04d139 100644
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -54,8 +54,10 @@ static bool can_beacon_sec_chan(struct wiphy *wiphy,
         switch (channel_type) {
         case NL80211_CHAN_HT40PLUS:
                 diff = 20;
+                break;
         case NL80211_CHAN_HT40MINUS:
                 diff = -20;
+                break;
         default:
                 return false;
         }