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* [PATCH] net: dsa: remove redundant null pointer check before put_device
@ 2018-09-16 13:45 zhong jiang
  2018-09-17 15:21 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: zhong jiang @ 2018-09-16 13:45 UTC (permalink / raw)
  To: davem, f.fainelli, andrew; +Cc: vivien.didelot, netdev, linux-kernel

put_device has taken the null pinter check into account. So it is
safe to remove the duplicated check before put_device.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
---
 net/dsa/legacy.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/net/dsa/legacy.c b/net/dsa/legacy.c
index 42a7b85..8aa92b0 100644
--- a/net/dsa/legacy.c
+++ b/net/dsa/legacy.c
@@ -392,8 +392,7 @@ static void dsa_of_free_platform_data(struct dsa_platform_data *pd)
 		}
 
 		/* Drop our reference to the MDIO bus device */
-		if (pd->chip[i].host_dev)
-			put_device(pd->chip[i].host_dev);
+		put_device(pd->chip[i].host_dev);
 	}
 	kfree(pd->chip);
 }
-- 
1.7.12.4


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

* Re: [PATCH] net: dsa: remove redundant null pointer check before put_device
  2018-09-16 13:45 [PATCH] net: dsa: remove redundant null pointer check before put_device zhong jiang
@ 2018-09-17 15:21 ` David Miller
  0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2018-09-17 15:21 UTC (permalink / raw)
  To: zhongjiang; +Cc: f.fainelli, andrew, vivien.didelot, netdev, linux-kernel

From: zhong jiang <zhongjiang@huawei.com>
Date: Sun, 16 Sep 2018 21:45:02 +0800

> put_device has taken the null pinter check into account. So it is
> safe to remove the duplicated check before put_device.
> 
> Signed-off-by: zhong jiang <zhongjiang@huawei.com>

Applied.

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

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2018-09-16 13:45 [PATCH] net: dsa: remove redundant null pointer check before put_device zhong jiang
2018-09-17 15:21 ` David Miller

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