rtl8187: Increase receive queue depth

The receive queue depth in rtl8187 may not be long enough to keep
the pipe full.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/rtl818x/rtl8187_dev.c

@@ -391,7 +391,7 @@ static int rtl8187_init_urbs(struct ieee80211_hw *dev)
 	struct rtl8187_rx_info *info;
 	int ret = 0;
 
-	while (skb_queue_len(&priv->rx_queue) < 8) {
+	while (skb_queue_len(&priv->rx_queue) < 16) {
 		skb = __dev_alloc_skb(RTL8187_MAX_RX, GFP_KERNEL);
 		if (!skb) {
 			ret = -ENOMEM;