mac80211: Minor optimization in ieee80211_rx_h_data

[deliverable/linux.git] / net / mac80211 / rx.c

diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index fdeabb19943c79a592897486f113c28ef55c8034..d83334bbb24564751e0eb6643dbbf47245837563 100644 (file)
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1877,9 +1877,8 @@ ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
        dev->stats.rx_packets++;
        dev->stats.rx_bytes += rx->skb->len;
 
-       if (ieee80211_is_data(hdr->frame_control) &&
-           !is_multicast_ether_addr(hdr->addr1) &&
-           local->hw.conf.dynamic_ps_timeout > 0 && local->ps_sdata) {
+       if (local->ps_sdata && local->hw.conf.dynamic_ps_timeout > 0 &&
+           !is_multicast_ether_addr(((struct ethhdr *)rx->skb->data)->h_dest)) {
                        mod_timer(&local->dynamic_ps_timer, jiffies +
                         msecs_to_jiffies(local->hw.conf.dynamic_ps_timeout));
        }