ipacm: Update tcp fragment rule for IPv6

Update TCP fragment rule attribute for IPv6.

Change-Id: I6c2a7c1b6f6ed7638497eb220ad5f5d6462c838e

ipacm/src/IPACM_Iface.cpp

diff --git a/ipacm/src/IPACM_Iface.cpp b/ipacm/src/IPACM_Iface.cpp
index ce3d738..468f9ad 100644
--- a/ipacm/src/IPACM_Iface.cpp
+++ b/ipacm/src/IPACM_Iface.cpp
@@ -851,29 +851,13 @@
 
 #ifdef FEATURE_IPA_ANDROID
 		/* Add the ipv6 tcp fragment filtering rule. */
-		memset(&flt_rule_entry, 0, sizeof(struct ipa_flt_rule_add));
-		flt_rule_entry.at_rear = true;
-		flt_rule_entry.flt_rule_hdl = -1;
-		flt_rule_entry.status = -1;
-		flt_rule_entry.rule.retain_hdr = 1;
-		flt_rule_entry.rule.to_uc = 0;
-		flt_rule_entry.rule.eq_attrib_type = 1;
-		flt_rule_entry.rule.action = IPA_PASS_TO_EXCEPTION;
-#ifdef FEATURE_IPA_V3
-		flt_rule_entry.rule.hashable = true;
-#endif
-		flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<1);
-		flt_rule_entry.rule.eq_attrib.protocol_eq_present = 1;
-		flt_rule_entry.rule.eq_attrib.protocol_eq = IPACM_FIREWALL_IPPROTO_TCP;
-		flt_rule_entry.rule.attrib.u.v6.next_hdr = (uint8_t)IPACM_FIREWALL_IPPROTO_TCP;
 
-		/* Configuring Fragment Filtering Rule */
-		memcpy(&flt_rule_entry.rule.attrib,
-				&rx_prop->rx[0].attrib,
-				sizeof(flt_rule_entry.rule.attrib));
-		/* remove meta data mask since we only install default flt rules once for all modem
-			PDN*/
-		flt_rule_entry.rule.attrib.attrib_mask &= ~((uint32_t)IPA_FLT_META_DATA);
+		IPACMDBG_H("Adding IPv6 TCP fragment filter rule\n");
+
+		flt_rule_entry.rule.attrib.attrib_mask &= ~((uint32_t)IPA_FLT_DST_ADDR);
+
+		flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_NEXT_HDR;
+		flt_rule_entry.rule.attrib.u.v6.next_hdr = IPACM_FIREWALL_IPPROTO_TCP;
 
 		flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_FRAGMENT;