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From:   YueHaibing <yuehaibing@huawei.com>
To:     Boris Ostrovsky <boris.ostrovsky@oracle.com>,
        Juergen Gross <jgross@suse.com>,
        Stefano Stabellini <sstabellini@kernel.org>
CC:     YueHaibing <yuehaibing@huawei.com>,
        <xen-devel@lists.xenproject.org>, <linux-kernel@vger.kernel.org>,
        <kernel-janitors@vger.kernel.org>
Subject: [PATCH -next] xen/pvcalls: remove set but not used variable 'intf'
Date:   Fri, 4 Jan 2019 06:03:40 +0000
Message-ID: <1546581820-123466-1-git-send-email-yuehaibing@huawei.com>
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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@huawei.com>
---
 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 71b6287..7aa64d1 100644
--- a/drivers/xen/pvcalls-back.c
+++ b/drivers/xen/pvcalls-back.c
@@ -283,12 +283,10 @@ 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);
 }