wireless: fix warning introduced by "mac80211: QoS related cleanups"

net/mac80211/wme.c: In function ‘wme_qdiscop_enqueue’:
net/mac80211/wme.c:219: warning: comparison is always false due to limited range of data type

drivers/net/wireless/p54/p54common.c: In function ‘p54_conf_tx’:
drivers/net/wireless/p54/p54common.c:947: warning: comparison is always false due to limited range of data type

Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c
index 34b91cc..33d608a 100644
--- a/drivers/net/wireless/p54/p54common.c
+++ b/drivers/net/wireless/p54/p54common.c
@@ -944,7 +944,7 @@
 	vdcf = (struct p54_tx_control_vdcf *)(((struct p54_control_hdr *)
 		((void *)priv->cached_vdcf + priv->tx_hdr_len))->data);
 
-	if ((params) && !((queue < 0) || (queue > 4))) {
+	if ((params) && !(queue > 4)) {
 		P54_SET_QUEUE(vdcf->queue[queue], params->aifs,
 			params->cw_min, params->cw_max, params->txop);
 	} else