diff --git a/[refs] b/[refs]
index 3a1caf4b2287..7cec8d0f1bbf 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 91f39e8eea725347b6a82d1e35e512ec8b298b0b
+refs/heads/master: f66000f7a39769b0ce2355fca13c40ac2f1c39db
diff --git a/trunk/drivers/net/wireless/ath9k/rc.c b/trunk/drivers/net/wireless/ath9k/rc.c
index 0ae5988e0b65..04ab457a8faa 100644
--- a/trunk/drivers/net/wireless/ath9k/rc.c
+++ b/trunk/drivers/net/wireless/ath9k/rc.c
@@ -1498,7 +1498,8 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta,
 	__le16 fc = hdr->frame_control;
 
 	/* lowest rate for management and multicast/broadcast frames */
-	if (!ieee80211_is_data(fc) || is_multicast_ether_addr(hdr->addr1)) {
+	if (!ieee80211_is_data(fc) || is_multicast_ether_addr(hdr->addr1) ||
+	    !sta) {
 		tx_info->control.rates[0].idx = rate_lowest_index(sband, sta);
 		tx_info->control.rates[0].count =
 			is_multicast_ether_addr(hdr->addr1) ? 1 : ATH_MGT_TXMAXTRY;