[PATCH 4.20 039/183] xen/pvcalls: remove set but not used variable intf

From: Greg Kroah-Hartman
Date: Mon Feb 25 2019 - 16:29:53 EST


4.20-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@xxxxxxxxxx>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
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 71b628774c6fb..7aa64d1b119c2 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);
}
--
2.19.1