ipv6: Move exthdr offload support into separate file

Move the exthdr offload functionality into a separeate
file in preparate for moving it out of the module

Signed-off-by: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 36 deletions

diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c
index de6559e3aa0a..70fbf6bc5a87 100644
--- a/net/ipv6/exthdrs.c
+++ b/net/ipv6/exthdrs.c
@@ -48,6 +48,7 @@
 #endif
 
 #include <asm/uaccess.h>
+#include "ip6_offload.h"
 
 int ipv6_find_tlv(struct sk_buff *skb, int offset, int type)
 {
@@ -528,20 +529,12 @@ unknown_rh:
 
 static const struct inet6_protocol rthdr_protocol = {
         .handler        =       ipv6_rthdr_rcv,
-        .flags          =       INET6_PROTO_NOPOLICY | INET6_PROTO_GSO_EXTHDR,
-};
-
-static const struct net_offload rthdr_offload = {
-        .flags          =       INET6_PROTO_GSO_EXTHDR,
+        .flags          =       INET6_PROTO_NOPOLICY,
 };
 
 static const struct inet6_protocol destopt_protocol = {
         .handler        =       ipv6_destopt_rcv,
-        .flags          =       INET6_PROTO_NOPOLICY | INET6_PROTO_GSO_EXTHDR,
-};
-
-static const struct net_offload dstopt_offload = {
-        .flags          =       INET6_PROTO_GSO_EXTHDR,
+        .flags          =       INET6_PROTO_NOPOLICY,
 };
 
 static const struct inet6_protocol nodata_protocol = {
@@ -549,32 +542,6 @@ static const struct inet6_protocol nodata_protocol = {
         .flags          =       INET6_PROTO_NOPOLICY,
 };
 
-static int ipv6_exthdrs_offload_init(void)
-{
-        int ret;
-
-        ret = inet6_add_offload(&rthdr_offload, IPPROTO_ROUTING);
-        if (!ret)
-                goto out;
-
-        ret = inet6_add_offload(&dstopt_offload, IPPROTO_DSTOPTS);
-        if (!ret)
-                goto out_rt;
-
-out:
-        return ret;
-
-out_rt:
-        inet_del_offload(&rthdr_offload, IPPROTO_ROUTING);
-        goto out;
-}
-
-static void ipv6_exthdrs_offload_exit(void)
-{
-        inet_del_offload(&rthdr_offload, IPPROTO_ROUTING);
-        inet_del_offload(&rthdr_offload, IPPROTO_DSTOPTS);
-}
-
 int __init ipv6_exthdrs_init(void)
 {
         int ret;
@@ -608,6 +575,7 @@ out_offload:
 
 void ipv6_exthdrs_exit(void)
 {
+        ipv6_exthdrs_offload_exit();
         inet6_del_protocol(&nodata_protocol, IPPROTO_NONE);
         inet6_del_protocol(&destopt_protocol, IPPROTO_DSTOPTS);
         inet6_del_protocol(&rthdr_protocol, IPPROTO_ROUTING);