From: Ursula Braun <ubraun@linux.vnet.ibm.com>
Date: Thu, 7 Dec 2017 13:38:46 +0100
Subject: smc: no update for unused sk_write_pending
Patch-mainline: v4.16-rc1
Git-commit: 4bd3e7fbfadcd284b1582a284d076afebbe3479d
References: bsc#1096003, FATE#325023, LTC#164003
The smc code never checks the sk_write_pending sock field.
Thus there is no need to update it.
Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Johannes Thumshirn <jthumshirn@suse.de>
---
net/smc/smc_tx.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/net/smc/smc_tx.c b/net/smc/smc_tx.c
index c48dc2d5fd3a..77555c6ed199 100644
--- a/net/smc/smc_tx.c
+++ b/net/smc/smc_tx.c
@@ -104,14 +104,12 @@ static int smc_tx_wait_memory(struct smc_sock *smc, int flags)
if (atomic_read(&conn->sndbuf_space))
break; /* at least 1 byte of free space available */
set_bit(SOCK_NOSPACE, &sk->sk_socket->flags);
- sk->sk_write_pending++;
sk_wait_event(sk, &timeo,
sk->sk_err ||
(sk->sk_shutdown & SEND_SHUTDOWN) ||
smc_cdc_rxed_any_close_or_senddone(conn) ||
atomic_read(&conn->sndbuf_space),
&wait);
- sk->sk_write_pending--;
}
remove_wait_queue(sk_sleep(sk), &wait);
return rc;