cfg80211: add missing braces

Specifying a valid channel type will get
goto out rather than continuing, due to
missing braces. This affects both remain
on channel and action frame TX commands.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index aaa1aad..db71150 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -4443,9 +4443,10 @@
 		if (channel_type != NL80211_CHAN_NO_HT &&
 		    channel_type != NL80211_CHAN_HT20 &&
 		    channel_type != NL80211_CHAN_HT40PLUS &&
-		    channel_type != NL80211_CHAN_HT40MINUS)
+		    channel_type != NL80211_CHAN_HT40MINUS) {
 			err = -EINVAL;
 			goto out;
+		}
 	}
 
 	freq = nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]);
@@ -4717,9 +4718,10 @@
 		if (channel_type != NL80211_CHAN_NO_HT &&
 		    channel_type != NL80211_CHAN_HT20 &&
 		    channel_type != NL80211_CHAN_HT40PLUS &&
-		    channel_type != NL80211_CHAN_HT40MINUS)
+		    channel_type != NL80211_CHAN_HT40MINUS) {
 			err = -EINVAL;
 			goto out;
+		}
 	}
 
 	freq = nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]);