phy: rockchip-dp: fix return value check in rockchip_dp_phy_probe()
diff mbox

Message ID 1465860707-26005-1-git-send-email-weiyj_lk@163.com
State New
Headers show

Commit Message

weiyj_lk@163.com June 13, 2016, 11:31 p.m. UTC
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

In case of error, the function devm_kzalloc() returns NULL pointer
not ERR_PTR(). The IS_ERR() test in the return value check should
be replaced with NULL test.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
 drivers/phy/phy-rockchip-dp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Heiko Stübner June 14, 2016, 6:39 a.m. UTC | #1
Am Montag, 13. Juni 2016, 23:31:47 schrieb weiyj_lk@163.com:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> 
> In case of error, the function devm_kzalloc() returns NULL pointer
> not ERR_PTR(). The IS_ERR() test in the return value check should
> be replaced with NULL test.
> 
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

obviously correct, thanks for catching.

Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Kishon Vijay Abraham I June 17, 2016, 1:15 p.m. UTC | #2
On Tuesday 14 June 2016 12:09 PM, Heiko Stübner wrote:
> Am Montag, 13. Juni 2016, 23:31:47 schrieb weiyj_lk@163.com:
>> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>>
>> In case of error, the function devm_kzalloc() returns NULL pointer
>> not ERR_PTR(). The IS_ERR() test in the return value check should
>> be replaced with NULL test.
>>
>> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> 
> obviously correct, thanks for catching.
> 
> Reviewed-by: Heiko Stuebner <heiko@sntech.de>

applied, thanks.

-Kishon

Patch
diff mbox

diff --git a/drivers/phy/phy-rockchip-dp.c b/drivers/phy/phy-rockchip-dp.c
index 793ecb6..8b267a7 100644
--- a/drivers/phy/phy-rockchip-dp.c
+++ b/drivers/phy/phy-rockchip-dp.c
@@ -90,7 +90,7 @@  static int rockchip_dp_phy_probe(struct platform_device *pdev)
 		return -ENODEV;
 
 	dp = devm_kzalloc(dev, sizeof(*dp), GFP_KERNEL);
-	if (IS_ERR(dp))
+	if (!dp)
 		return -ENOMEM;
 
 	dp->dev = dev;