wlan: Remove redundant ini parameter for DHCP debugging

Currently two ini parameters gEnableDhcpDebug and
gEnableDebugLog are used for DHCP debugging.

Changes are done to remove gEnableDhcpDebug ini parameter
and control the dhcp debugging using only one ini
parameter.i.e. gEnableDebugLog.

Change-Id: I203fe47efde152d01f350de7492e23f368805ad7
CRs-Fixed: 770283
diff --git a/CORE/HDD/src/wlan_hdd_main.c b/CORE/HDD/src/wlan_hdd_main.c
index 324702c..635fdf1 100644
--- a/CORE/HDD/src/wlan_hdd_main.c
+++ b/CORE/HDD/src/wlan_hdd_main.c
@@ -9493,11 +9493,11 @@
        }
        //TODO: To Remove enableDhcpDebug and use gEnableDebugLog for
        //EAPOL and DHCP
-       pHddCtx->cfg_ini->enableDhcpDebug = CFG_DEBUG_DHCP_ENABLE;
-       pHddCtx->cfg_ini->gEnableDebugLog = VOS_PKT_PROTO_TYPE_EAPOL;
+       if (!pHddCtx->cfg_ini->gEnableDebugLog)
+           pHddCtx->cfg_ini->gEnableDebugLog =
+           VOS_PKT_PROTO_TYPE_EAPOL | VOS_PKT_PROTO_TYPE_DHCP;
    }
 #endif
-
    hdd_register_mcast_bcast_filter(pHddCtx);
    if (VOS_STA_SAP_MODE != hdd_get_conparam())
    {