TDLS : Host Changes supporting PUAPSD implementation.

This commit has the host changes to support the PUAPSD
implementation in the firmware.

Change-Id: I60a33f8067ea316d5179374cf6ec41400ceabbf2
CRs-fixed: 488980
diff --git a/CORE/HDD/src/wlan_hdd_main.c b/CORE/HDD/src/wlan_hdd_main.c
index 04aa401..033bce8 100644
--- a/CORE/HDD/src/wlan_hdd_main.c
+++ b/CORE/HDD/src/wlan_hdd_main.c
@@ -3071,6 +3071,7 @@
       init_completion(&pAdapter->tdls_add_station_comp);
       init_completion(&pAdapter->tdls_del_station_comp);
       init_completion(&pAdapter->tdls_mgmt_comp);
+      init_completion(&pAdapter->tdls_link_establish_req_comp);
 #endif
       init_completion(&pHddCtx->mc_sus_event_var);
       init_completion(&pHddCtx->tx_sus_event_var);