mac80211: Reset the power save timer from master_start_xmit.

When a null data frame is generated from mac80211,  it goes through
master_start_xmit and not through  subif_start_xmit. Hence for the
power save timer to be triggered while sending this null data frame
also, the timer has to be reset from master_start_xmit.

Signed-off-by: Vivek Natarajan <vnatarajan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 13 insertions, 13 deletions

diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 4278e545638..0bf2272200a 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1296,6 +1296,19 @@ int ieee80211_master_start_xmit(struct sk_buff *skb, struct net_device *dev)
                 return 0;
         }
 
+        if (!(local->hw.flags & IEEE80211_HW_NO_STACK_DYNAMIC_PS) &&
+            local->dynamic_ps_timeout > 0) {
+                if (local->hw.conf.flags & IEEE80211_CONF_PS) {
+                        ieee80211_stop_queues_by_reason(&local->hw,
+                                        IEEE80211_QUEUE_STOP_REASON_PS);
+                        queue_work(local->hw.workqueue,
+                                        &local->dynamic_ps_disable_work);
+                }
+
+                mod_timer(&local->dynamic_ps_timer, jiffies +
+                                msecs_to_jiffies(local->dynamic_ps_timeout));
+        }
+
         memset(info, 0, sizeof(*info));
 
         info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS;
@@ -1475,19 +1488,6 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb,
                 goto fail;
         }
 
-        if (!(local->hw.flags & IEEE80211_HW_NO_STACK_DYNAMIC_PS) &&
-            local->dynamic_ps_timeout > 0) {
-                if (local->hw.conf.flags & IEEE80211_CONF_PS) {
-                        ieee80211_stop_queues_by_reason(&local->hw,
-                                                        IEEE80211_QUEUE_STOP_REASON_PS);
-                        queue_work(local->hw.workqueue,
-                                   &local->dynamic_ps_disable_work);
-                }
-
-                mod_timer(&local->dynamic_ps_timer, jiffies +
-                          msecs_to_jiffies(local->dynamic_ps_timeout));
-        }
-
         nh_pos = skb_network_header(skb) - skb->data;
         h_pos = skb_transport_header(skb) - skb->data;