netdev - [PATCH net-next 4/6] tls: Refactor variable names

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Date:   Tue, 20 Mar 2018 10:54:12 -0700
From:   Dave Watson <davejwatson@...com>
To:     "David S. Miller" <davem@...emloft.net>,
        Tom Herbert <tom@...ntonium.net>,
        Alexei Starovoitov <alexei.starovoitov@...il.com>,
        <herbert@...dor.apana.org.au>, <linux-crypto@...r.kernel.org>,
        <netdev@...r.kernel.org>, <borisp@...lanox.com>
CC:     Atul Gupta <atul.gupta@...lsio.com>,
        Vakul Garg <vakul.garg@....com>,
        Hannes Frederic Sowa <hannes@...essinduktion.org>,
        Steffen Klassert <steffen.klassert@...unet.com>,
        John Fastabend <john.fastabend@...il.com>,
        Daniel Borkmann <daniel@...earbox.net>
Subject: [PATCH net-next 4/6] tls: Refactor variable names

Several config variables are prefixed with tx, drop the prefix
since these will be used for both tx and rx.

Signed-off-by: Dave Watson <davejwatson@...com>
---
 include/net/tls.h  |  2 +-
 net/tls/tls_main.c | 26 +++++++++++++-------------
 2 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/include/net/tls.h b/include/net/tls.h
index 6b44875..095b722 100644
--- a/include/net/tls.h
+++ b/include/net/tls.h
@@ -99,7 +99,7 @@ struct tls_context {
 
 	void *priv_ctx;
 
-	u8 tx_conf:2;
+	u8 conf:2;
 
 	struct cipher_context tx;
 
diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c
index c671560..c405bee 100644
--- a/net/tls/tls_main.c
+++ b/net/tls/tls_main.c
@@ -52,7 +52,7 @@ enum {
 };
 
 enum {
-	TLS_BASE_TX,
+	TLS_BASE,
 	TLS_SW_TX,
 	TLS_NUM_CONFIG,
 };
@@ -65,7 +65,7 @@ static inline void update_sk_prot(struct sock *sk, struct tls_context *ctx)
 {
 	int ip_ver = sk->sk_family == AF_INET6 ? TLSV6 : TLSV4;
 
-	sk->sk_prot = &tls_prots[ip_ver][ctx->tx_conf];
+	sk->sk_prot = &tls_prots[ip_ver][ctx->conf];
 }
 
 int wait_on_pending_writer(struct sock *sk, long *timeo)
@@ -238,7 +238,7 @@ static void tls_sk_proto_close(struct sock *sk, long timeout)
 	lock_sock(sk);
 	sk_proto_close = ctx->sk_proto_close;
 
-	if (ctx->tx_conf == TLS_BASE_TX) {
+	if (ctx->conf == TLS_BASE) {
 		kfree(ctx);
 		goto skip_tx_cleanup;
 	}
@@ -262,7 +262,7 @@ static void tls_sk_proto_close(struct sock *sk, long timeout)
 	kfree(ctx->tx.rec_seq);
 	kfree(ctx->tx.iv);
 
-	if (ctx->tx_conf == TLS_SW_TX)
+	if (ctx->conf == TLS_SW_TX)
 		tls_sw_free_tx_resources(sk);
 
 skip_tx_cleanup:
@@ -371,7 +371,7 @@ static int do_tls_setsockopt_tx(struct sock *sk, char __user *optval,
 	struct tls_crypto_info *crypto_info;
 	struct tls_context *ctx = tls_get_ctx(sk);
 	int rc = 0;
-	int tx_conf;
+	int conf;
 
 	if (!optval || (optlen < sizeof(*crypto_info))) {
 		rc = -EINVAL;
@@ -418,11 +418,11 @@ static int do_tls_setsockopt_tx(struct sock *sk, char __user *optval,
 
 	/* currently SW is default, we will have ethtool in future */
 	rc = tls_set_sw_offload(sk, ctx);
-	tx_conf = TLS_SW_TX;
+	conf = TLS_SW_TX;
 	if (rc)
 		goto err_crypto_info;
 
-	ctx->tx_conf = tx_conf;
+	ctx->conf = conf;
 	update_sk_prot(sk, ctx);
 	ctx->sk_write_space = sk->sk_write_space;
 	sk->sk_write_space = tls_write_space;
@@ -465,12 +465,12 @@ static int tls_setsockopt(struct sock *sk, int level, int optname,
 
 static void build_protos(struct proto *prot, struct proto *base)
 {
-	prot[TLS_BASE_TX] = *base;
-	prot[TLS_BASE_TX].setsockopt	= tls_setsockopt;
-	prot[TLS_BASE_TX].getsockopt	= tls_getsockopt;
-	prot[TLS_BASE_TX].close		= tls_sk_proto_close;
+	prot[TLS_BASE] = *base;
+	prot[TLS_BASE].setsockopt	= tls_setsockopt;
+	prot[TLS_BASE].getsockopt	= tls_getsockopt;
+	prot[TLS_BASE].close		= tls_sk_proto_close;
 
-	prot[TLS_SW_TX] = prot[TLS_BASE_TX];
+	prot[TLS_SW_TX] = prot[TLS_BASE];
 	prot[TLS_SW_TX].sendmsg		= tls_sw_sendmsg;
 	prot[TLS_SW_TX].sendpage	= tls_sw_sendpage;
 }
@@ -513,7 +513,7 @@ static int tls_init(struct sock *sk)
 		mutex_unlock(&tcpv6_prot_mutex);
 	}
 
-	ctx->tx_conf = TLS_BASE_TX;
+	ctx->conf = TLS_BASE;
 	update_sk_prot(sk, ctx);
 out:
 	return rc;
-- 
2.9.5