rtl818x: fix RTS/CTS-less transmit

This fixes packet transmission of packets without RTS/CTS.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 9 insertions, 3 deletions

diff --git a/drivers/net/wireless/rtl8187_dev.c b/drivers/net/wireless/rtl8187_dev.c
index 6ef67990692..c03834d5cb0 100644
--- a/drivers/net/wireless/rtl8187_dev.c
+++ b/drivers/net/wireless/rtl8187_dev.c
@@ -178,17 +178,23 @@ static int rtl8187_tx(struct ieee80211_hw *dev, struct sk_buff *skb,
 
         flags = skb->len;
         flags |= RTL8187_TX_FLAG_NO_ENCRYPT;
-        flags |= control->rts_cts_rate->hw_value << 19;
+
+        BUG_ON(!control->tx_rate);
+
         flags |= control->tx_rate->hw_value << 24;
         if (ieee80211_get_morefrag((struct ieee80211_hdr *)skb->data))
                 flags |= RTL8187_TX_FLAG_MORE_FRAG;
         if (control->flags & IEEE80211_TXCTL_USE_RTS_CTS) {
+                BUG_ON(!control->rts_cts_rate);
                 flags |= RTL8187_TX_FLAG_RTS;
+                flags |= control->rts_cts_rate->hw_value << 19;
                 rts_dur = ieee80211_rts_duration(dev, priv->vif,
                                                  skb->len, control);
-        }
-        if (control->flags & IEEE80211_TXCTL_USE_CTS_PROTECT)
+        } else if (control->flags & IEEE80211_TXCTL_USE_CTS_PROTECT) {
+                BUG_ON(!control->rts_cts_rate);
                 flags |= RTL8187_TX_FLAG_CTS;
+                flags |= control->rts_cts_rate->hw_value << 19;
+        }
 
         hdr = (struct rtl8187_tx_hdr *)skb_push(skb, sizeof(*hdr));
         hdr->flags = cpu_to_le32(flags);