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* [PATCH v2 net-next] liquidio: remove set but not used variable 'is25G'
@ 2018-08-13  9:29 YueHaibing
  2018-08-13 16:48 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: YueHaibing @ 2018-08-13  9:29 UTC (permalink / raw)
  To: davem, derek.chickles, satananda.burla, felix.manlunas, raghu.vatsavayi
  Cc: linux-kernel, netdev, YueHaibing

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

drivers/net/ethernet/cavium/liquidio/lio_ethtool.c: In function 'lio_set_link_ksettings':
drivers/net/ethernet/cavium/liquidio/lio_ethtool.c:392:6: warning:
 variable 'is25G' set but not used [-Wunused-but-set-variable]

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
v2: remove unnecessary braces as Shahed suggested
---
 drivers/net/ethernet/cavium/liquidio/lio_ethtool.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
index 807ea2c..8e05afd 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
@@ -389,18 +389,14 @@ static int lio_set_link_ksettings(struct net_device *netdev,
 	struct lio *lio = GET_LIO(netdev);
 	struct oct_link_info *linfo;
 	struct octeon_device *oct;
-	u32 is25G = 0;
 
 	oct = lio->oct_dev;
 
 	linfo = &lio->linfo;
 
-	if (oct->subsystem_id == OCTEON_CN2350_25GB_SUBSYS_ID ||
-	    oct->subsystem_id == OCTEON_CN2360_25GB_SUBSYS_ID) {
-		is25G = 1;
-	} else {
+	if (!(oct->subsystem_id == OCTEON_CN2350_25GB_SUBSYS_ID ||
+	      oct->subsystem_id == OCTEON_CN2360_25GB_SUBSYS_ID))
 		return -EOPNOTSUPP;
-	}
 
 	if (oct->no_speed_setting) {
 		dev_err(&oct->pci_dev->dev, "%s: Changing speed is not supported\n",
-- 
2.7.0



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

* Re: [PATCH v2 net-next] liquidio: remove set but not used variable 'is25G'
  2018-08-13  9:29 [PATCH v2 net-next] liquidio: remove set but not used variable 'is25G' YueHaibing
@ 2018-08-13 16:48 ` David Miller
  0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2018-08-13 16:48 UTC (permalink / raw)
  To: yuehaibing
  Cc: derek.chickles, satananda.burla, felix.manlunas, raghu.vatsavayi,
	linux-kernel, netdev

From: YueHaibing <yuehaibing@huawei.com>
Date: Mon, 13 Aug 2018 17:29:36 +0800

> Fixes gcc '-Wunused-but-set-variable' warning:
> 
> drivers/net/ethernet/cavium/liquidio/lio_ethtool.c: In function 'lio_set_link_ksettings':
> drivers/net/ethernet/cavium/liquidio/lio_ethtool.c:392:6: warning:
>  variable 'is25G' set but not used [-Wunused-but-set-variable]
> 
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
> v2: remove unnecessary braces as Shahed suggested

Applied, thank you.

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

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