netdev - [net-next v3 3/5] net/tls: Remove redundant variable assignments and wakeup

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Date:   Thu, 19 Jul 2018 16:46:41 +0530
From:   Vakul Garg <vakul.garg@....com>
To:     netdev@...r.kernel.org
Cc:     borisp@...lanox.com, aviadye@...lanox.com, davejwatson@...com,
        davem@...emloft.net, Vakul Garg <vakul.garg@....com>
Subject: [net-next v3 3/5] net/tls: Remove redundant variable assignments and wakeup

In function decrypt_skb_update(), the assignment to tls receive context
variable 'decrypted' is redundant as the same is being done in function
tls_sw_recvmsg() after calling decrypt_skb_update(). Also calling callback
function to wakeup processes sleeping on socket data availability is
useless as decrypt_skb_update() is invoked from user processes only. This
patch cleans these up.

Signed-off-by: Vakul Garg <vakul.garg@....com>
---

v2 -> v3
Removed compilation warning.

 net/tls/tls_sw.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index 186152dced25..5dcfbaf33680 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -659,7 +659,6 @@ static int decrypt_skb_update(struct sock *sk, struct sk_buff *skb,
 			      struct scatterlist *sgout)
 {
 	struct tls_context *tls_ctx = tls_get_ctx(sk);
-	struct tls_sw_context_rx *ctx = tls_sw_ctx_rx(tls_ctx);
 	struct strp_msg *rxm = strp_msg(skb);
 	int err = 0;
 
@@ -675,8 +674,6 @@ static int decrypt_skb_update(struct sock *sk, struct sk_buff *skb,
 	rxm->offset += tls_ctx->rx.prepend_size;
 	rxm->full_len -= tls_ctx->rx.overhead_size;
 	tls_advance_record_sn(sk, &tls_ctx->rx);
-	ctx->decrypted = true;
-	ctx->saved_data_ready(sk);
 
 	return err;
 }
-- 
2.13.6