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-rw-r--r--net/mac80211/rx.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 54858a68abd7..1f06b31e21c1 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -143,7 +143,8 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
if (status->flag & RX_FLAG_HT) {
/*
* MCS information is a separate field in radiotap,
- * added below.
+ * added below. The byte here is needed as padding
+ * for the channel though, so initialise it to 0.
*/
*pos = 0;
} else {
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