firewall: fix some more null-pointer accesses

thanks to Hans Dedecker

Signed-off-by: Steven Barth <steven@midlink.org>

SVN-Revision: 44540

package/network/config/firewall/Makefile

@@ -8,13 +8,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=firewall
-PKG_VERSION:=2015-01-08
+PKG_VERSION:=2015-02-26
 PKG_RELEASE:=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=git://nbd.name/firewall3.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=c03e20d7f594058ff223f30cf34de1b5e8210b8d
+PKG_SOURCE_VERSION:=165029cb8c0f1545628f44143aec965e64cef021
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 PKG_MAINTAINER:=Jo-Philipp Wich <jow@openwrt.org>
 PKG_LICENSE:=ISC