netfilter: nfnetlink_osf: rename nf_osf header file to nfnetlink_osf

The first client of the nf_osf.h userspace header is nft_osf, coming in
this batch, rename it to nfnetlink_osf.h as there are no userspace
clients for this yet, hence this looks consistent with other nfnetlink
subsystem.

Suggested-by: Jan Engelhardt <jengelh@inai.de>
Signed-off-by: Fernando Fernandez Mancera <ffmancera@riseup.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

include/linux/netfilter/nfnetlink_osf.h

@@ -2,7 +2,7 @@
 #ifndef _NFOSF_H
 #define _NFOSF_H
 
-#include <uapi/linux/netfilter/nf_osf.h>
+#include <uapi/linux/netfilter/nfnetlink_osf.h>
 
 /* Initial window size option state machine: multiple of mss, mtu or
  * plain numeric value. Can also be made as plain numeric value which

include/uapi/linux/netfilter/xt_osf.h

@@ -23,7 +23,7 @@
 #include <linux/types.h>
 #include <linux/ip.h>
 #include <linux/tcp.h>
-#include <linux/netfilter/nf_osf.h>
+#include <linux/netfilter/nfnetlink_osf.h>
 
 #define XT_OSF_GENRE		NF_OSF_GENRE
 #define XT_OSF_INVERT		NF_OSF_INVERT

net/netfilter/nfnetlink_osf.c

@@ -18,7 +18,7 @@
 #include <linux/netfilter/nfnetlink.h>
 #include <linux/netfilter/x_tables.h>
 #include <net/netfilter/nf_log.h>
-#include <linux/netfilter/nf_osf.h>
+#include <linux/netfilter/nfnetlink_osf.h>
 
 /*
  * Indexed by dont-fragment bit.

net/netfilter/nft_osf.c

@@ -2,7 +2,7 @@
 #include <net/tcp.h>
 
 #include <net/netfilter/nf_tables.h>
-#include <linux/netfilter/nf_osf.h>
+#include <linux/netfilter/nfnetlink_osf.h>
 
 #define OSF_GENRE_SIZE		32