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-rw-r--r--net/netfilter/nft_dynset.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c
index e461007558e8..8394560aa695 100644
--- a/net/netfilter/nft_dynset.c
+++ b/net/netfilter/nft_dynset.c
@@ -28,6 +28,23 @@ 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)
{