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path: root/net/ipv6/xfrm_policy.c
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Diffstat (limited to 'net/ipv6/xfrm_policy.c')
-rw-r--r--net/ipv6/xfrm_policy.c43
1 files changed, 0 insertions, 43 deletions
diff --git a/net/ipv6/xfrm_policy.c b/net/ipv6/xfrm_policy.c
deleted file mode 100644
index 208f6aac59..0000000000
--- a/net/ipv6/xfrm_policy.c
+++ /dev/null
@@ -1,43 +0,0 @@
-#include <net/xfrm.h>
-#include <net/ip.h>
-
-static struct xfrm_type *xfrm6_type_map[256];
-static rwlock_t xfrm6_type_lock = RW_LOCK_UNLOCKED;
-
-int xfrm6_register_type(struct xfrm_type *type)
-{
- int err = 0;
-
- write_lock(&xfrm6_type_lock);
- if (xfrm6_type_map[type->proto] == NULL)
- xfrm6_type_map[type->proto] = type;
- else
- err = -EEXIST;
- write_unlock(&xfrm6_type_lock);
- return err;
-}
-
-int xfrm6_unregister_type(struct xfrm_type *type)
-{
- int err = 0;
-
- write_lock(&xfrm6_type_lock);
- if (xfrm6_type_map[type->proto] != type)
- err = -ENOENT;
- else
- xfrm6_type_map[type->proto] = NULL;
- write_unlock(&xfrm6_type_lock);
- return err;
-}
-
-struct xfrm_type *xfrm6_get_type(u8 proto)
-{
- struct xfrm_type *type;
-
- read_lock(&xfrm6_type_lock);
- type = xfrm6_type_map[proto];
- if (type && !try_module_get(type->owner))
- type = NULL;
- read_unlock(&xfrm6_type_lock);
- return type;
-}