netfilter: nf_tables: remove unused parameter ctx

Function nf_tables_set_desc_parse parameter ctx is not being used
so remove it as it is redundant.
Signed-off-by: NColin Ian King <colin.king@canonical.com>
Signed-off-by: NPablo Neira Ayuso <pablo@netfilter.org>

net/netfilter/nf_tables_api.c

@@ -3436,8 +3436,7 @@ static int nf_tables_getset(struct net *net, struct sock *nlsk,
 	return err;
 }
 
-static int nf_tables_set_desc_parse(const struct nft_ctx *ctx,
-				    struct nft_set_desc *desc,
+static int nf_tables_set_desc_parse(struct nft_set_desc *desc,
 				    const struct nlattr *nla)
 {
 	struct nlattr *da[NFTA_SET_DESC_MAX + 1];
@@ -3563,7 +3562,7 @@ static int nf_tables_newset(struct net *net, struct sock *nlsk,
 		policy = ntohl(nla_get_be32(nla[NFTA_SET_POLICY]));
 
 	if (nla[NFTA_SET_DESC] != NULL) {
-		err = nf_tables_set_desc_parse(&ctx, &desc, nla[NFTA_SET_DESC]);
+		err = nf_tables_set_desc_parse(&desc, nla[NFTA_SET_DESC]);
 		if (err < 0)
 			return err;
 	}