wlan: Enabling caching EAPOL packets at pre-assoc

Enable TL caching at pre assoc and forwarding/flushing
packets after pre assoc.

Change-Id: Ibf9db6dfc709e6510983bf04d11014d952ee2b70
CRs-Fixed: 1115231
diff --git a/CORE/HDD/src/wlan_hdd_main.c b/CORE/HDD/src/wlan_hdd_main.c
index ad9c081..94984b6 100644
--- a/CORE/HDD/src/wlan_hdd_main.c
+++ b/CORE/HDD/src/wlan_hdd_main.c
@@ -12660,6 +12660,9 @@
 
    pHddCtx->is_ap_mode_wow_supported =
               sme_IsFeatureSupportedByFW(SAP_MODE_WOW);
+
+   hdd_assoc_registerFwdEapolCB(pVosContext);
+
    goto success;
 
 err_reg_netdev: