build: add missing linux/version.h includes where needed

Reported-by: Sergei Zhirikov <sfzhi@yahoo.com>
References: http://marc.info/?l=netfilter-devel&m=131404939007827&w=2

doc/changelog.txt

@@ -4,6 +4,7 @@ HEAD
 Fixes:
 - libxt_ACCOUNT: fix compilation after missing libxtables_CFLAGS
 - build: fix compilation after missing libxtables_CFLAGS in submodules
+- build: add missing linux/version.h includes where needed
 Changes:
 - Remove unsupported ipset 4.x from the Xtables-addons distribution
 - ipset: move ipset_errcode from src to library to avoid undefined reference

extensions/xt_CHAOS.c

@@ -13,6 +13,7 @@
 #include <linux/module.h>
 #include <linux/skbuff.h>
 #include <linux/stat.h>
+#include <linux/version.h>
 #include <linux/netfilter/x_tables.h>
 #include <linux/netfilter/xt_tcpudp.h>
 #include <linux/netfilter_ipv4/ipt_REJECT.h>

extensions/xt_CHECKSUM.c

@@ -11,6 +11,7 @@
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 #include <linux/module.h>
 #include <linux/skbuff.h>
+#include <linux/version.h>
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36)
 #	error ----------------------------------------------------------

extensions/xt_DELUDE.c

@@ -16,6 +16,7 @@
 #include <linux/skbuff.h>
 #include <linux/ip.h>
 #include <linux/tcp.h>
+#include <linux/version.h>
 #include <linux/netfilter/x_tables.h>
 #ifdef CONFIG_BRIDGE_NETFILTER
 #	include <linux/netfilter_bridge.h>

extensions/xt_LOGMARK.c

@@ -12,6 +12,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/skbuff.h>
+#include <linux/version.h>
 #include <linux/netfilter/nf_conntrack_common.h>
 #include <linux/netfilter/x_tables.h>
 #include "compat_xtables.h"

extensions/xt_RAWNAT.c

@@ -13,6 +13,7 @@
 #include <linux/skbuff.h>
 #include <linux/tcp.h>
 #include <linux/udp.h>
+#include <linux/version.h>
 #include <linux/netfilter.h>
 #include <linux/netfilter/nf_conntrack_common.h>
 #include <linux/netfilter/x_tables.h>

extensions/xt_SYSRQ.c

@@ -17,6 +17,7 @@
 #include <linux/skbuff.h>
 #include <linux/sysrq.h>
 #include <linux/udp.h>
+#include <linux/version.h>
 #include <linux/netfilter_ipv4/ip_tables.h>
 #include <linux/netfilter_ipv6/ip6_tables.h>
 #include <linux/netfilter/x_tables.h>

extensions/xt_TARPIT.c

@@ -41,6 +41,7 @@
 #include <linux/ip.h>
 #include <linux/module.h>
 #include <linux/skbuff.h>
+#include <linux/version.h>
 #include <linux/netfilter/x_tables.h>
 #ifdef CONFIG_BRIDGE_NETFILTER
 #	include <linux/netfilter_bridge.h>

extensions/xt_iface.c

@@ -9,6 +9,7 @@
 #include <linux/moduleparam.h>
 #include <linux/netdevice.h>
 #include <linux/skbuff.h>
+#include <linux/version.h>
 #include <linux/netfilter/x_tables.h>
 #include "xt_iface.h"
 #include "compat_xtables.h"

extensions/xt_quota2.c

@@ -15,6 +15,7 @@
 #include <linux/proc_fs.h>
 #include <linux/skbuff.h>
 #include <linux/spinlock.h>
+#include <linux/version.h>
 #include <asm/atomic.h>
 
 #include <linux/netfilter/x_tables.h>