diff mbox series

[1/2,v2] usb: typec: stusb160x: fix an IS_ERR() vs NULL check in probe

Message ID 20201023114017.GE18329@kadam
State Superseded
Headers show
Series [1/2,v2] usb: typec: stusb160x: fix an IS_ERR() vs NULL check in probe | expand

Commit Message

Dan Carpenter Oct. 23, 2020, 11:40 a.m. UTC
The typec_register_port() function doesn't return NULL, it returns error
pointers.

Fixes: da0cb6310094 ("usb: typec: add support for STUSB160x Type-C controller family")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
v2: Fix a typo in the commit message.  s/return error pointers/return NULL/.
    Thanks, Walter!

 drivers/usb/typec/stusb160x.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Heikki Krogerus Oct. 26, 2020, 10:52 a.m. UTC | #1
On Fri, Oct 23, 2020 at 02:40:17PM +0300, Dan Carpenter wrote:
> The typec_register_port() function doesn't return NULL, it returns error
> pointers.
> 
> Fixes: da0cb6310094 ("usb: typec: add support for STUSB160x Type-C controller family")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Ah, sorry. You had already fixed the commit message.

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

> ---
> v2: Fix a typo in the commit message.  s/return error pointers/return NULL/.
>     Thanks, Walter!
> 
>  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 ce0bd7b3ad88..f7369e371dd4 100644
> --- a/drivers/usb/typec/stusb160x.c
> +++ b/drivers/usb/typec/stusb160x.c
> @@ -729,8 +729,8 @@ static int stusb160x_probe(struct i2c_client *client)
>  	}
>  
>  	chip->port = typec_register_port(chip->dev, &chip->capability);
> -	if (!chip->port) {
> -		ret = -ENODEV;
> +	if (IS_ERR(chip->port)) {
> +		ret = PTR_ERR(chip->port);
>  		goto all_reg_disable;
>  	}
>  
> -- 
> 2.28.0

thanks,
Amelie DELAUNAY Oct. 28, 2020, 12:29 p.m. UTC | #2
Hi Dan,

Thanks for the patch!

On 10/23/20 1:40 PM, Dan Carpenter wrote:
> The typec_register_port() function doesn't return NULL, it returns error

> pointers.

> 

> Fixes: da0cb6310094 ("usb: typec: add support for STUSB160x Type-C controller family")

> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>


Reviewed-by: Amelie Delaunay <amelie.delaunay@st.com>


> ---

> v2: Fix a typo in the commit message.  s/return error pointers/return NULL/.

>      Thanks, Walter!

> 

>   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 ce0bd7b3ad88..f7369e371dd4 100644

> --- a/drivers/usb/typec/stusb160x.c

> +++ b/drivers/usb/typec/stusb160x.c

> @@ -729,8 +729,8 @@ static int stusb160x_probe(struct i2c_client *client)

>   	}

>   

>   	chip->port = typec_register_port(chip->dev, &chip->capability);

> -	if (!chip->port) {

> -		ret = -ENODEV;

> +	if (IS_ERR(chip->port)) {

> +		ret = PTR_ERR(chip->port);

>   		goto all_reg_disable;

>   	}

>   

>
diff mbox series

Patch

diff --git a/drivers/usb/typec/stusb160x.c b/drivers/usb/typec/stusb160x.c
index ce0bd7b3ad88..f7369e371dd4 100644
--- a/drivers/usb/typec/stusb160x.c
+++ b/drivers/usb/typec/stusb160x.c
@@ -729,8 +729,8 @@  static int stusb160x_probe(struct i2c_client *client)
 	}
 
 	chip->port = typec_register_port(chip->dev, &chip->capability);
-	if (!chip->port) {
-		ret = -ENODEV;
+	if (IS_ERR(chip->port)) {
+		ret = PTR_ERR(chip->port);
 		goto all_reg_disable;
 	}