netdev - [PATCH net-next] sctp: remove an unnecessary check from sctp_endpoint

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Message-Id: <9a583ea8d84ee913f4c7ba1571e6cfeb24c9ef8b.1498728486.git.lucien.xin@gmail.com>
Date:   Thu, 29 Jun 2017 17:28:06 +0800
From:   Xin Long <lucien.xin@...il.com>
To:     network dev <netdev@...r.kernel.org>, linux-sctp@...r.kernel.org
Cc:     Marcelo Ricardo Leitner <marcelo.leitner@...il.com>,
        Neil Horman <nhorman@...driver.com>, davem@...emloft.net
Subject: [PATCH net-next] sctp: remove an unnecessary check from sctp_endpoint_destroy

ep->base.sk gets it's value since sctp_endpoint_new, nowhere
will change it. So there's no need to check if it's null, as
it can never be null.

Signed-off-by: Xin Long <lucien.xin@...il.com>
---
 net/sctp/endpointola.c | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
index 3dcd0ec..7772ca4 100644
--- a/net/sctp/endpointola.c
+++ b/net/sctp/endpointola.c
@@ -268,16 +268,14 @@ static void sctp_endpoint_destroy(struct sctp_endpoint *ep)
 
 	memset(ep->secret_key, 0, sizeof(ep->secret_key));
 
-	/* Give up our hold on the sock. */
 	sk = ep->base.sk;
-	if (sk != NULL) {
-		/* Remove and free the port */
-		if (sctp_sk(sk)->bind_hash)
-			sctp_put_port(sk);
+	/* Remove and free the port */
+	if (sctp_sk(sk)->bind_hash)
+		sctp_put_port(sk);
 
-		sctp_sk(sk)->ep = NULL;
-		sock_put(sk);
-	}
+	sctp_sk(sk)->ep = NULL;
+	/* Give up our hold on the sock */
+	sock_put(sk);
 
 	kfree(ep);
 	SCTP_DBG_OBJCNT_DEC(ep);
-- 
2.1.0