netfilter: nf_tables: add register parsing/dumping helpers

[deliverable/linux.git] / net / netfilter / nf_tables_api.c

diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 0bb16a1561d24682b5674b304b120ca45835adb2..a25fd19453e75bc782470f06d2d15224e3b83104 100644 (file)
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -4122,6 +4122,18 @@ static int nf_tables_check_loops(const struct nft_ctx *ctx,
        return 0;
 }
 
+unsigned int nft_parse_register(const struct nlattr *attr)
+{
+       return ntohl(nla_get_be32(attr));
+}
+EXPORT_SYMBOL_GPL(nft_parse_register);
+
+int nft_dump_register(struct sk_buff *skb, unsigned int attr, unsigned int reg)
+{
+       return nla_put_be32(skb, attr, htonl(reg));
+}
+EXPORT_SYMBOL_GPL(nft_dump_register);
+
 /**
  *     nft_validate_register_load - validate a load from a register
  *