linux-kernel - [PATCH 4.14 22/71] xen/pvcalls: remove set but not used variable intf

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Message-Id: <20190225195036.176852642@linuxfoundation.org>
Date:   Mon, 25 Feb 2019 22:11:24 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, YueHaibing <yuehaibing@...wei.com>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.14 22/71] xen/pvcalls: remove set but not used variable intf

4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

[ Upstream commit 1f8ce09b36c41a026a37a24b20efa32000892a64 ]

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/xen/pvcalls-back.c: In function 'pvcalls_sk_state_change':
drivers/xen/pvcalls-back.c:286:28: warning:
 variable 'intf' set but not used [-Wunused-but-set-variable]

It not used since e6587cdbd732 ("pvcalls-back: set -ENOTCONN in
pvcalls_conn_back_read")

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@...cle.com>
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@...cle.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/xen/pvcalls-back.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/xen/pvcalls-back.c b/drivers/xen/pvcalls-back.c
index 7185ebb63bd53..abd6dbc29ac28 100644
--- a/drivers/xen/pvcalls-back.c
+++ b/drivers/xen/pvcalls-back.c
@@ -291,12 +291,10 @@ static int pvcalls_back_socket(struct xenbus_device *dev,
 static void pvcalls_sk_state_change(struct sock *sock)
 {
 	struct sock_mapping *map = sock->sk_user_data;
-	struct pvcalls_data_intf *intf;
 
 	if (map == NULL)
 		return;
 
-	intf = map->ring;
 	atomic_inc(&map->read);
 	notify_remote_via_irq(map->irq);
 }
-- 
2.19.1