netfilter: nf_tables: move nft_expr_clone() to nf_tables_api.c

Move the nft_expr_clone() helper function to the core. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2020-03-19 11:37:31 +01:00
parent 79e28519ac
commit c604cc691c
3 changed files with 19 additions and 17 deletions
@@ -846,6 +846,7 @@ static inline void *nft_expr_priv(const struct nft_expr *expr)
 	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);