netfilter: nf_tables: Fix trailing semicolon

The trailing semicolon is an empty statement that does no operation.
Removing it since it doesn't do anything.

Signed-off-by: Luis de Bethencourt <luisbg@kernel.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

net/netfilter/nft_dynset.c

@@ -164,7 +164,7 @@ static int nft_dynset_init(const struct nft_ctx *ctx,
 	}
 
 	priv->sreg_key = nft_parse_register(tb[NFTA_DYNSET_SREG_KEY]);
-	err = nft_validate_register_load(priv->sreg_key, set->klen);;
+	err = nft_validate_register_load(priv->sreg_key, set->klen);
 	if (err < 0)
 		return err;