[6/6] soundbus: make remove callback of soundbus driver void returned

Message ID TYCP286MB2323BBFCE929111043E60D3BCA189@TYCP286MB2323.JPNP286.PROD.OUTLOOK.COM
State New
Headers
Series [1/6] hyperv: Make remove callback of hyperv driver void returned |

Commit Message

Dawei Li Dec. 5, 2022, 3:36 p.m. UTC
  Since commit fc7a6209d571 ("bus: Make remove callback return
void") forces bus_type::remove be void-returned, it doesn't
make much sense for any bus based driver implementing remove
callbalk to return non-void to its caller.

This change is for soundbus based drivers.

Signed-off-by: Dawei Li <set_pte_at@outlook.com>
---
 sound/aoa/fabrics/layout.c    | 3 +--
 sound/aoa/soundbus/soundbus.h | 6 +++---
 2 files changed, 4 insertions(+), 5 deletions(-)
  

Comments

Greg KH Dec. 5, 2022, 4:07 p.m. UTC | #1
On Mon, Dec 05, 2022 at 11:36:44PM +0800, Dawei Li wrote:
> Since commit fc7a6209d571 ("bus: Make remove callback return
> void") forces bus_type::remove be void-returned, it doesn't
> make much sense for any bus based driver implementing remove
> callbalk to return non-void to its caller.
> 
> This change is for soundbus based drivers.
> 
> Signed-off-by: Dawei Li <set_pte_at@outlook.com>
> ---
>  sound/aoa/fabrics/layout.c    | 3 +--
>  sound/aoa/soundbus/soundbus.h | 6 +++---
>  2 files changed, 4 insertions(+), 5 deletions(-)
> 
> diff --git a/sound/aoa/fabrics/layout.c b/sound/aoa/fabrics/layout.c
> index ec4ef18555bc..850dc8c53e9b 100644
> --- a/sound/aoa/fabrics/layout.c
> +++ b/sound/aoa/fabrics/layout.c
> @@ -1094,7 +1094,7 @@ static int aoa_fabric_layout_probe(struct soundbus_dev *sdev)
>  	return -ENODEV;
>  }
>  
> -static int aoa_fabric_layout_remove(struct soundbus_dev *sdev)
> +static void aoa_fabric_layout_remove(struct soundbus_dev *sdev)
>  {
>  	struct layout_dev *ldev = dev_get_drvdata(&sdev->ofdev.dev);
>  	int i;
> @@ -1123,7 +1123,6 @@ static int aoa_fabric_layout_remove(struct soundbus_dev *sdev)
>  	kfree(ldev);
>  	sdev->pcmid = -1;
>  	sdev->pcmname = NULL;
> -	return 0;
>  }
>  
>  #ifdef CONFIG_PM_SLEEP
> diff --git a/sound/aoa/soundbus/soundbus.h b/sound/aoa/soundbus/soundbus.h
> index 3a99c1f1a3ca..230dfa1ba270 100644
> --- a/sound/aoa/soundbus/soundbus.h
> +++ b/sound/aoa/soundbus/soundbus.h
> @@ -184,10 +184,10 @@ struct soundbus_driver {
>  
>  	/* we don't implement any matching at all */
>  
> -	int	(*probe)(struct soundbus_dev* dev);
> -	int	(*remove)(struct soundbus_dev* dev);
> +	int	(*probe)(struct soundbus_dev *dev);

Why change this line too?

thanks,

greg k-h
  

Patch

diff --git a/sound/aoa/fabrics/layout.c b/sound/aoa/fabrics/layout.c
index ec4ef18555bc..850dc8c53e9b 100644
--- a/sound/aoa/fabrics/layout.c
+++ b/sound/aoa/fabrics/layout.c
@@ -1094,7 +1094,7 @@  static int aoa_fabric_layout_probe(struct soundbus_dev *sdev)
 	return -ENODEV;
 }
 
-static int aoa_fabric_layout_remove(struct soundbus_dev *sdev)
+static void aoa_fabric_layout_remove(struct soundbus_dev *sdev)
 {
 	struct layout_dev *ldev = dev_get_drvdata(&sdev->ofdev.dev);
 	int i;
@@ -1123,7 +1123,6 @@  static int aoa_fabric_layout_remove(struct soundbus_dev *sdev)
 	kfree(ldev);
 	sdev->pcmid = -1;
 	sdev->pcmname = NULL;
-	return 0;
 }
 
 #ifdef CONFIG_PM_SLEEP
diff --git a/sound/aoa/soundbus/soundbus.h b/sound/aoa/soundbus/soundbus.h
index 3a99c1f1a3ca..230dfa1ba270 100644
--- a/sound/aoa/soundbus/soundbus.h
+++ b/sound/aoa/soundbus/soundbus.h
@@ -184,10 +184,10 @@  struct soundbus_driver {
 
 	/* we don't implement any matching at all */
 
-	int	(*probe)(struct soundbus_dev* dev);
-	int	(*remove)(struct soundbus_dev* dev);
+	int	(*probe)(struct soundbus_dev *dev);
+	void	(*remove)(struct soundbus_dev *dev);
 
-	int	(*shutdown)(struct soundbus_dev* dev);
+	int	(*shutdown)(struct soundbus_dev *dev);
 
 	struct device_driver driver;
 };