diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c
index 6ba3256fa844..87f3af4645d9 100644
--- a/net/netfilter/nft_dynset.c
+++ b/net/netfilter/nft_dynset.c
@@ -198,17 +198,8 @@ static int nft_dynset_init(const struct nft_ctx *ctx,
 		return -EBUSY;
 
 	priv->op = ntohl(nla_get_be32(tb[NFTA_DYNSET_OP]));
-	switch (priv->op) {
-	case NFT_DYNSET_OP_ADD:
-	case NFT_DYNSET_OP_DELETE:
-		break;
-	case NFT_DYNSET_OP_UPDATE:
-		if (!(set->flags & NFT_SET_TIMEOUT))
-			return -EOPNOTSUPP;
-		break;
-	default:
+	if (priv->op > NFT_DYNSET_OP_DELETE)
 		return -EOPNOTSUPP;
-	}
 
 	timeout = 0;
 	if (tb[NFTA_DYNSET_TIMEOUT] != NULL) {