netfilter: nft_limit: replace pkt_bytes with bytes

Just a small refactor patch in order to improve the code readability.
Signed-off-by: Pablo M. Bermudo Garay <pablombg@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

net/netfilter/nft_limit.c

@@ -168,7 +168,7 @@ static const struct nft_expr_ops nft_limit_pkts_ops = {
 	.dump		= nft_limit_pkts_dump,
 };
 
-static void nft_limit_pkt_bytes_eval(const struct nft_expr *expr,
+static void nft_limit_bytes_eval(const struct nft_expr *expr,
 				 struct nft_regs *regs,
 				 const struct nft_pktinfo *pkt)
 {
@@ -179,7 +179,7 @@ static void nft_limit_pkt_bytes_eval(const struct nft_expr *expr,
 		regs->verdict.code = NFT_BREAK;
 }
 
-static int nft_limit_pkt_bytes_init(const struct nft_ctx *ctx,
+static int nft_limit_bytes_init(const struct nft_ctx *ctx,
 				const struct nft_expr *expr,
 				const struct nlattr * const tb[])
 {
@@ -188,7 +188,7 @@ static int nft_limit_pkt_bytes_init(const struct nft_ctx *ctx,
 	return nft_limit_init(priv, tb);
 }
 
-static int nft_limit_pkt_bytes_dump(struct sk_buff *skb,
+static int nft_limit_bytes_dump(struct sk_buff *skb,
 				const struct nft_expr *expr)
 {
 	const struct nft_limit *priv = nft_expr_priv(expr);
@@ -196,12 +196,12 @@ static int nft_limit_pkt_bytes_dump(struct sk_buff *skb,
 	return nft_limit_dump(skb, priv, NFT_LIMIT_PKT_BYTES);
 }
 
-static const struct nft_expr_ops nft_limit_pkt_bytes_ops = {
+static const struct nft_expr_ops nft_limit_bytes_ops = {
 	.type		= &nft_limit_type,
 	.size		= NFT_EXPR_SIZE(sizeof(struct nft_limit)),
-	.eval		= nft_limit_pkt_bytes_eval,
-	.init		= nft_limit_pkt_bytes_init,
-	.dump		= nft_limit_pkt_bytes_dump,
+	.eval		= nft_limit_bytes_eval,
+	.init		= nft_limit_bytes_init,
+	.dump		= nft_limit_bytes_dump,
 };
 
 static const struct nft_expr_ops *
@@ -215,7 +215,7 @@ nft_limit_select_ops(const struct nft_ctx *ctx,
 	case NFT_LIMIT_PKTS:
 		return &nft_limit_pkts_ops;
 	case NFT_LIMIT_PKT_BYTES:
-		return &nft_limit_pkt_bytes_ops;
+		return &nft_limit_bytes_ops;
 	}
 	return ERR_PTR(-EOPNOTSUPP);
 }