firewall: don't filter IPv4 ICMP types (#10928)

SVN-Revision: 30363

package/firewall/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 PKG_NAME:=firewall
 
 PKG_VERSION:=2
-PKG_RELEASE:=44
+PKG_RELEASE:=45
 
 include $(INCLUDE_DIR)/package.mk
 

package/firewall/files/lib/fw.sh

@@ -275,10 +275,7 @@ fw_check_icmptype4() {
 		export FW_ICMP4_TYPES=$(
 			iptables -p icmp -h 2>/dev/null | \
 			sed -n -e '/^Valid ICMP Types:/ {
-				n; :r;
-				/router-advertisement/d;
-				/router-solicitation/d;
-				s/[()]/ /g; s/[[:space:]]\+/\n/g; p; n; b r
+				n; :r; s/[()]/ /g; s/[[:space:]]\+/\n/g; p; n; b r
 			}' | sort -u
 		)