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* [PATCH -next] usb: typec: stusb160x: fix return value check in stusb160x_probe()
@ 2021-03-08  9:48 'Wei Yongjun
  2021-03-08 11:04 ` Heikki Krogerus
  2021-03-08 12:41 ` Amelie DELAUNAY
  0 siblings, 2 replies; 3+ messages in thread
From: 'Wei Yongjun @ 2021-03-08  9:48 UTC (permalink / raw)
  To: weiyongjun1, Heikki Krogerus, Greg Kroah-Hartman, Liam Girdwood,
	Mark Brown, Amelie Delaunay
  Cc: linux-usb, kernel-janitors, Hulk Robot

From: Wei Yongjun <weiyongjun1@huawei.com>

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

Fixes: da0cb6310094 ("usb: typec: add support for STUSB160x Type-C controller family")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
---
 drivers/usb/typec/stusb160x.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/typec/stusb160x.c b/drivers/usb/typec/stusb160x.c
index d21750bbbb44..6eaeba9b096e 100644
--- a/drivers/usb/typec/stusb160x.c
+++ b/drivers/usb/typec/stusb160x.c
@@ -682,8 +682,8 @@ static int stusb160x_probe(struct i2c_client *client)
 	}
 
 	fwnode = device_get_named_child_node(chip->dev, "connector");
-	if (IS_ERR(fwnode))
-		return PTR_ERR(fwnode);
+	if (!fwnode)
+		return -ENODEV;
 
 	/*
 	 * When both VDD and VSYS power supplies are present, the low power


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH -next] usb: typec: stusb160x: fix return value check in stusb160x_probe()
  2021-03-08  9:48 [PATCH -next] usb: typec: stusb160x: fix return value check in stusb160x_probe() 'Wei Yongjun
@ 2021-03-08 11:04 ` Heikki Krogerus
  2021-03-08 12:41 ` Amelie DELAUNAY
  1 sibling, 0 replies; 3+ messages in thread
From: Heikki Krogerus @ 2021-03-08 11:04 UTC (permalink / raw)
  To: 'Wei Yongjun
  Cc: Greg Kroah-Hartman, Liam Girdwood, Mark Brown, Amelie Delaunay,
	linux-usb, kernel-janitors, Hulk Robot

On Mon, Mar 08, 2021 at 09:48:39AM +0000, 'Wei Yongjun wrote:
> From: Wei Yongjun <weiyongjun1@huawei.com>
> 
> In case of error, the function device_get_named_child_node() returns
> NULL pointer not ERR_PTR(). The IS_ERR() test in the return value check
> should be replaced with NULL test.
> 
> Fixes: da0cb6310094 ("usb: typec: add support for STUSB160x Type-C controller family")
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>

Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>

> ---
>  drivers/usb/typec/stusb160x.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/usb/typec/stusb160x.c b/drivers/usb/typec/stusb160x.c
> index d21750bbbb44..6eaeba9b096e 100644
> --- a/drivers/usb/typec/stusb160x.c
> +++ b/drivers/usb/typec/stusb160x.c
> @@ -682,8 +682,8 @@ static int stusb160x_probe(struct i2c_client *client)
>  	}
>  
>  	fwnode = device_get_named_child_node(chip->dev, "connector");
> -	if (IS_ERR(fwnode))
> -		return PTR_ERR(fwnode);
> +	if (!fwnode)
> +		return -ENODEV;
>  
>  	/*
>  	 * When both VDD and VSYS power supplies are present, the low power

thanks,

-- 
heikki

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH -next] usb: typec: stusb160x: fix return value check in stusb160x_probe()
  2021-03-08  9:48 [PATCH -next] usb: typec: stusb160x: fix return value check in stusb160x_probe() 'Wei Yongjun
  2021-03-08 11:04 ` Heikki Krogerus
@ 2021-03-08 12:41 ` Amelie DELAUNAY
  1 sibling, 0 replies; 3+ messages in thread
From: Amelie DELAUNAY @ 2021-03-08 12:41 UTC (permalink / raw)
  To: 'Wei Yongjun, Heikki Krogerus, Greg Kroah-Hartman,
	Liam Girdwood, Mark Brown, Amelie Delaunay
  Cc: linux-usb, kernel-janitors, Hulk Robot


On 3/8/21 10:48 AM, 'Wei Yongjun wrote:
> From: Wei Yongjun <weiyongjun1@huawei.com>
> 
> In case of error, the function device_get_named_child_node() returns
> NULL pointer not ERR_PTR(). The IS_ERR() test in the return value check
> should be replaced with NULL test.
> 
> Fixes: da0cb6310094 ("usb: typec: add support for STUSB160x Type-C controller family")
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>

Thanks for the patch,
Reviewed-by: Amelie Delaunay <amelie.delaunay@foss.st.com>

> ---
>   drivers/usb/typec/stusb160x.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/usb/typec/stusb160x.c b/drivers/usb/typec/stusb160x.c
> index d21750bbbb44..6eaeba9b096e 100644
> --- a/drivers/usb/typec/stusb160x.c
> +++ b/drivers/usb/typec/stusb160x.c
> @@ -682,8 +682,8 @@ static int stusb160x_probe(struct i2c_client *client)
>   	}
>   
>   	fwnode = device_get_named_child_node(chip->dev, "connector");
> -	if (IS_ERR(fwnode))
> -		return PTR_ERR(fwnode);
> +	if (!fwnode)
> +		return -ENODEV;
>   
>   	/*
>   	 * When both VDD and VSYS power supplies are present, the low power
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-03-08 12:42 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-03-08  9:48 [PATCH -next] usb: typec: stusb160x: fix return value check in stusb160x_probe() 'Wei Yongjun
2021-03-08 11:04 ` Heikki Krogerus
2021-03-08 12:41 ` Amelie DELAUNAY

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