netdev - [PATCH net 4/5] net/smc: no urgent data check for listen sockets

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Message-Id: <20180918134638.90271-5-ubraun@linux.ibm.com>
Date:   Tue, 18 Sep 2018 15:46:37 +0200
From:   Ursula Braun <ubraun@...ux.ibm.com>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org, linux-s390@...r.kernel.org,
        schwidefsky@...ibm.com, heiko.carstens@...ibm.com,
        raspl@...ux.ibm.com, linux-kernel@...r.kernel.org
Subject: [PATCH net 4/5] net/smc: no urgent data check for listen sockets

From: Karsten Graul <kgraul@...ux.ibm.com>

Don't check a listen socket for pending urgent data in smc_poll().

Signed-off-by: Karsten Graul <kgraul@...ux.ibm.com>
Signed-off-by: Ursula Braun <ubraun@...ux.ibm.com>
---
 net/smc/af_smc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index 5c6d30eb4a71..015231789ed2 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -1566,9 +1566,9 @@ static __poll_t smc_poll(struct file *file, struct socket *sock,
 				mask |= EPOLLIN | EPOLLRDNORM | EPOLLRDHUP;
 			if (sk->sk_state == SMC_APPCLOSEWAIT1)
 				mask |= EPOLLIN;
+			if (smc->conn.urg_state == SMC_URG_VALID)
+				mask |= EPOLLPRI;
 		}
-		if (smc->conn.urg_state == SMC_URG_VALID)
-			mask |= EPOLLPRI;
 	}
 
 	return mask;
-- 
2.16.4