netdev - [PATCH net-next v7 01/14] net/smc: use helper smc_conn

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Message-Id: <20201201192049.53517-2-kgraul@linux.ibm.com>
Date:   Tue,  1 Dec 2020 20:20:36 +0100
From:   Karsten Graul <kgraul@...ux.ibm.com>
To:     David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     Heiko Carstens <hca@...ux.ibm.com>,
        Stefan Raspl <raspl@...ux.ibm.com>, netdev@...r.kernel.org,
        linux-s390@...r.kernel.org
Subject: [PATCH net-next v7 01/14] net/smc: use helper smc_conn_abort() in listen processing

The helper smc_connect_abort() can be used by the listen processing
functions, too. And rename this helper to smc_conn_abort() to make the
purpose clearer.
No functional change.

Signed-off-by: Karsten Graul <kgraul@...ux.ibm.com>
---
 net/smc/af_smc.c | 17 +++++------------
 1 file changed, 5 insertions(+), 12 deletions(-)

diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index 811819c849da..13db3f260e94 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -552,8 +552,7 @@ static int smc_connect_decline_fallback(struct smc_sock *smc, int reason_code,
 	return smc_connect_fallback(smc, reason_code);
 }
 
-/* abort connecting */
-static void smc_connect_abort(struct smc_sock *smc, int local_first)
+static void smc_conn_abort(struct smc_sock *smc, int local_first)
 {
 	if (local_first)
 		smc_lgr_cleanup_early(&smc->conn);
@@ -814,7 +813,7 @@ static int smc_connect_rdma(struct smc_sock *smc,
 
 	return 0;
 connect_abort:
-	smc_connect_abort(smc, ini->first_contact_local);
+	smc_conn_abort(smc, ini->first_contact_local);
 	mutex_unlock(&smc_client_lgr_pending);
 	smc->connect_nonblock = 0;
 
@@ -893,7 +892,7 @@ static int smc_connect_ism(struct smc_sock *smc,
 
 	return 0;
 connect_abort:
-	smc_connect_abort(smc, ini->first_contact_local);
+	smc_conn_abort(smc, ini->first_contact_local);
 	mutex_unlock(&smc_server_lgr_pending);
 	smc->connect_nonblock = 0;
 
@@ -1321,10 +1320,7 @@ static void smc_listen_decline(struct smc_sock *new_smc, int reason_code,
 			       int local_first, u8 version)
 {
 	/* RDMA setup failed, switch back to TCP */
-	if (local_first)
-		smc_lgr_cleanup_early(&new_smc->conn);
-	else
-		smc_conn_free(&new_smc->conn);
+	smc_conn_abort(new_smc, local_first);
 	if (reason_code < 0) { /* error, no fallback possible */
 		smc_listen_out_err(new_smc);
 		return;
@@ -1430,10 +1426,7 @@ static int smc_listen_ism_init(struct smc_sock *new_smc,
 	/* Create send and receive buffers */
 	rc = smc_buf_create(new_smc, true);
 	if (rc) {
-		if (ini->first_contact_local)
-			smc_lgr_cleanup_early(&new_smc->conn);
-		else
-			smc_conn_free(&new_smc->conn);
+		smc_conn_abort(new_smc, ini->first_contact_local);
 		return (rc == -ENOSPC) ? SMC_CLC_DECL_MAX_DMB :
 					 SMC_CLC_DECL_MEM;
 	}
-- 
2.17.1