[NETFILTER]: x_tables: replace IPv4 DSCP target by address family independent version

This replaces IPv4 DSCP target by address family independent version.
This also
	- utilizes dsfield.h to get/mangle DS field in IPv4/IPv6 header
	- fixes Kconfig help text.

Signed-off-by: Yasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 22 insertions, 4 deletions

diff --git a/include/linux/netfilter/xt_DSCP.h b/include/linux/netfilter/xt_DSCP.h
new file mode 100644
index 000000000000..3c7c963997bd
--- /dev/null
+++ b/include/linux/netfilter/xt_DSCP.h
@@ -0,0 +1,20 @@
+/* x_tables module for setting the IPv4/IPv6 DSCP field
+ *
+ * (C) 2002 Harald Welte <laforge@gnumonks.org>
+ * based on ipt_FTOS.c (C) 2000 by Matthew G. Marsh <mgm@paktronix.com>
+ * This software is distributed under GNU GPL v2, 1991
+ *
+ * See RFC2474 for a description of the DSCP field within the IP Header.
+ *
+ * xt_DSCP.h,v 1.7 2002/03/14 12:03:13 laforge Exp
+*/
+#ifndef _XT_DSCP_TARGET_H
+#define _XT_DSCP_TARGET_H
+#include <linux/netfilter/xt_dscp.h>
+
+/* target info */
+struct xt_DSCP_info {
+        u_int8_t dscp;
+};
+
+#endif /* _XT_DSCP_TARGET_H */
diff --git a/include/linux/netfilter_ipv4/ipt_DSCP.h b/include/linux/netfilter_ipv4/ipt_DSCP.h
index b30f510b5bef..3491e524d5ea 100644
--- a/include/linux/netfilter_ipv4/ipt_DSCP.h
+++ b/include/linux/netfilter_ipv4/ipt_DSCP.h
@@ -11,10 +11,8 @@
 #ifndef _IPT_DSCP_TARGET_H
 #define _IPT_DSCP_TARGET_H
 #include <linux/netfilter_ipv4/ipt_dscp.h>
+#include <linux/netfilter/xt_DSCP.h>
 
-/* target info */
-struct ipt_DSCP_info {
-        u_int8_t dscp;
-};
+#define ipt_DSCP_info xt_DSCP_info
 
 #endif /* _IPT_DSCP_TARGET_H */