IPACM: Fix the filter index while deleting the rule

This change fixes the incorrect filter index counter
while deleting the IPv6 filetring rules while switching
from AP mode to AP-STA mode and vice-versa.

Change-Id: I231c90b1f4a8ab468c44323dd36276be71c5abf2
diff --git a/ipacm/src/IPACM_Wan.cpp b/ipacm/src/IPACM_Wan.cpp
index 154c8dc..0de5b6c 100644
--- a/ipacm/src/IPACM_Wan.cpp
+++ b/ipacm/src/IPACM_Wan.cpp
@@ -1652,7 +1652,9 @@
 		return IPACM_FAILURE;
 	}
 
-	if(iptype == IPA_IP_v6 && firewall_config.firewall_enable == true)
+	if(iptype == IPA_IP_v6 &&
+			firewall_config.firewall_enable == true &&
+			check_dft_firewall_rules_attr_mask(&firewall_config))
 	{
 		m_pFilteringTable->commit = 1;
 		m_pFilteringTable->ep = rx_prop->rx[0].src_pipe;
@@ -3546,11 +3548,17 @@
 			return IPACM_FAILURE;
 		}
 		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, 1);
-		if (m_filtering.DeleteFilteringHdls(&ipv6_frag_firewall_flt_rule_hdl, IPA_IP_v6, 1) == false)
+
+		if (firewall_config.firewall_enable == true &&
+			check_dft_firewall_rules_attr_mask(&firewall_config))
 		{
-			IPACMERR("Error deleting IPv6 frag filtering rules.\n");
+			if (m_filtering.DeleteFilteringHdls(&ipv6_frag_firewall_flt_rule_hdl, IPA_IP_v6, 1) == false)
+			{
+				IPACMERR("Error deleting IPv6 frag filtering rules.\n");
+				return IPACM_FAILURE;
+			}
+			IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, 1);
 		}
-		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, 1);
 		num_firewall_v6 = 0;
 	}
 
diff --git a/ipacm/src/IPACM_Wlan.cpp b/ipacm/src/IPACM_Wlan.cpp
index a1a103e..38f4308 100644
--- a/ipacm/src/IPACM_Wlan.cpp
+++ b/ipacm/src/IPACM_Wlan.cpp
@@ -479,7 +479,7 @@
 		IPACMDBG_H("Received IPA_WAN_V6_DOWN in WLAN-instance and need clean up client IPv6 address \n");
 		/* reset wifi-client ipv6 rt-rules */
 		handle_wlan_client_reset_rt(IPA_IP_v6);
-		IPACMDBG_H("Backhaul is sta mode?%d\n", data_wan->is_sta);
+		IPACMDBG_H("Backhaul is sta mode ? %d\n", data_wan->is_sta);
 		if(data_wan->is_sta == false && wlan_ap_index > 0)
 		{
 			IPACMDBG_H("This is not the first AP instance and not STA mode, ignore WAN_DOWN event.\n");