From: Pablo Neira Ayuso <pablo@netfilter.org>
Date: Tue, 17 Mar 2020 14:13:44 +0100
Subject: netfilter: nf_tables: move nft_expr_clone() to nf_tables_api.c
Patch-mainline: v5.7-rc1
Git-commit: c604cc691c10cb23ce7fb4ea2c9beb703d321790
References: bsc#1176447
Move the nft_expr_clone() helper function to the core.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
include/net/netfilter/nf_tables.h | 1 +
net/netfilter/nf_tables_api.c | 18 ++++++++++++++++++
net/netfilter/nft_dynset.c | 17 -----------------
3 files changed, 19 insertions(+), 17 deletions(-)
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -846,6 +846,7 @@ static inline void *nft_expr_priv(const
return (void *)expr->data;
}
+int nft_expr_clone(struct nft_expr *dst, struct nft_expr *src);
void nft_expr_destroy(const struct nft_ctx *ctx, struct nft_expr *expr);
int nft_expr_dump(struct sk_buff *skb, unsigned int attr,
const struct nft_expr *expr);
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -2557,6 +2557,24 @@ err1:
return ERR_PTR(err);
}
+int nft_expr_clone(struct nft_expr *dst, struct nft_expr *src)
+{
+ int err;
+
+ if (src->ops->clone) {
+ dst->ops = src->ops;
+ err = src->ops->clone(dst, src);
+ if (err < 0)
+ return err;
+ } else {
+ memcpy(dst, src, src->ops->size);
+ }
+
+ __module_get(src->ops->type->owner);
+
+ return 0;
+}
+
void nft_expr_destroy(const struct nft_ctx *ctx, struct nft_expr *expr)
{
nf_tables_expr_destroy(ctx, expr);
--- a/net/netfilter/nft_dynset.c
+++ b/net/netfilter/nft_dynset.c
@@ -24,23 +24,6 @@ struct nft_dynset {
struct nft_set_binding binding;
};
-static int nft_expr_clone(struct nft_expr *dst, struct nft_expr *src)
-{
- int err;
-
- if (src->ops->clone) {
- dst->ops = src->ops;
- err = src->ops->clone(dst, src);
- if (err < 0)
- return err;
- } else {
- memcpy(dst, src, src->ops->size);
- }
-
- __module_get(src->ops->type->owner);
- return 0;
-}
-
static void *nft_dynset_new(struct nft_set *set, const struct nft_expr *expr,
struct nft_regs *regs)
{