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* [PATCH net-next] net: pxa168_eth: remove unused variable 'retval' int pxa168_eth_change_mtu()
@ 2020-09-14 13:19 Zhang Changzhong
  2020-09-14 20:43 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Zhang Changzhong @ 2020-09-14 13:19 UTC (permalink / raw)
  To: davem, kuba; +Cc: netdev, linux-kernel

Fixes the following W=1 kernel build warning(s):

drivers/net/ethernet/marvell/pxa168_eth.c:1190:6: warning:
 variable 'retval' set but not used [-Wunused-but-set-variable]
 1190 |  int retval;
      |      ^~~~~~

Function pxa168_eth_change_mtu() always return zero, so variable 'retval'
is redundant, just remove it.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
---
 drivers/net/ethernet/marvell/pxa168_eth.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c
index faac94b..d1e4d42 100644
--- a/drivers/net/ethernet/marvell/pxa168_eth.c
+++ b/drivers/net/ethernet/marvell/pxa168_eth.c
@@ -1187,11 +1187,10 @@ static int pxa168_eth_stop(struct net_device *dev)
 
 static int pxa168_eth_change_mtu(struct net_device *dev, int mtu)
 {
-	int retval;
 	struct pxa168_eth_private *pep = netdev_priv(dev);
 
 	dev->mtu = mtu;
-	retval = set_port_config_ext(pep);
+	set_port_config_ext(pep);
 
 	if (!netif_running(dev))
 		return 0;
-- 
2.9.5


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH net-next] net: pxa168_eth: remove unused variable 'retval' int pxa168_eth_change_mtu()
  2020-09-14 13:19 [PATCH net-next] net: pxa168_eth: remove unused variable 'retval' int pxa168_eth_change_mtu() Zhang Changzhong
@ 2020-09-14 20:43 ` David Miller
  0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2020-09-14 20:43 UTC (permalink / raw)
  To: zhangchangzhong; +Cc: kuba, netdev, linux-kernel

From: Zhang Changzhong <zhangchangzhong@huawei.com>
Date: Mon, 14 Sep 2020 21:19:12 +0800

> Fixes the following W=1 kernel build warning(s):
> 
> drivers/net/ethernet/marvell/pxa168_eth.c:1190:6: warning:
>  variable 'retval' set but not used [-Wunused-but-set-variable]
>  1190 |  int retval;
>       |      ^~~~~~
> 
> Function pxa168_eth_change_mtu() always return zero, so variable 'retval'
> is redundant, just remove it.
> 
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>

Applied.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2020-09-14 20:43 ` David Miller

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