mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
* [PATCH v2] fujitsu-laptop: remove unnecessary input_free_device calls
@ 2010-07-02  7:20 Axel Lin
  2010-07-02  7:35 ` [PATCH v2] fujitsu-laptop: remove unnecessary input_free_device Jonathan Woithe
  0 siblings, 1 reply; 3+ messages in thread
From: Axel Lin @ 2010-07-02  7:20 UTC (permalink / raw)
  To: linux-kernel
  Cc: Jonathan Woithe, Matthew Garrett, Len Brown, Andrew Morton,
	Stefani Seibold, Andi Kleen, platform-driver-x86

input_free_device should only be used if input_register_device()
was not called yet or if it failed.
This patch removes unnecessary input_free_device calls.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
 drivers/platform/x86/fujitsu-laptop.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index e325aeb..4346d26 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -725,6 +725,7 @@ static int acpi_fujitsu_add(struct acpi_device *device)
 
 err_unregister_input_dev:
 	input_unregister_device(input);
+	input = NULL;
 err_free_input_dev:
 	input_free_device(input);
 err_stop:
@@ -738,8 +739,6 @@ static int acpi_fujitsu_remove(struct acpi_device *device, int type)
 
 	input_unregister_device(input);
 
-	input_free_device(input);
-
 	fujitsu->acpi_handle = NULL;
 
 	return 0;
@@ -930,6 +929,7 @@ static int acpi_fujitsu_hotkey_add(struct acpi_device *device)
 
 err_unregister_input_dev:
 	input_unregister_device(input);
+	input = NULL;
 err_free_input_dev:
 	input_free_device(input);
 err_free_fifo:
@@ -953,8 +953,6 @@ static int acpi_fujitsu_hotkey_remove(struct acpi_device *device, int type)
 
 	input_unregister_device(input);
 
-	input_free_device(input);
-
 	kfifo_free(&fujitsu_hotkey->fifo);
 
 	fujitsu_hotkey->acpi_handle = NULL;
-- 
1.5.4.3




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

* Re: [PATCH v2] fujitsu-laptop: remove unnecessary input_free_device
  2010-07-02  7:20 [PATCH v2] fujitsu-laptop: remove unnecessary input_free_device calls Axel Lin
@ 2010-07-02  7:35 ` Jonathan Woithe
  2010-07-04  8:37   ` Dmitry Torokhov
  0 siblings, 1 reply; 3+ messages in thread
From: Jonathan Woithe @ 2010-07-02  7:35 UTC (permalink / raw)
  To: Axel Lin
  Cc: linux-kernel, Jonathan Woithe, Matthew Garrett, Len Brown,
	Andrew Morton, Stefani Seibold, Andi Kleen, platform-driver-x86

Acked-by: Jonathan Woithe <jwoithe@physics.adelaide.edu.au>
 
> input_free_device should only be used if input_register_device()
> was not called yet or if it failed.
> This patch removes unnecessary input_free_device calls.
> 
> Signed-off-by: Axel Lin <axel.lin@gmail.com>
> ---
>  drivers/platform/x86/fujitsu-laptop.c |    6 ++----
>  1 files changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
> index e325aeb..4346d26 100644
> --- a/drivers/platform/x86/fujitsu-laptop.c
> +++ b/drivers/platform/x86/fujitsu-laptop.c
> @@ -725,6 +725,7 @@ static int acpi_fujitsu_add(struct acpi_device *device)
>  
>  err_unregister_input_dev:
>  	input_unregister_device(input);
> +	input = NULL;
>  err_free_input_dev:
>  	input_free_device(input);
>  err_stop:
> @@ -738,8 +739,6 @@ static int acpi_fujitsu_remove(struct acpi_device *device, int type)
>  
>  	input_unregister_device(input);
>  
> -	input_free_device(input);
> -
>  	fujitsu->acpi_handle = NULL;
>  
>  	return 0;
> @@ -930,6 +929,7 @@ static int acpi_fujitsu_hotkey_add(struct acpi_device *device)
>  
>  err_unregister_input_dev:
>  	input_unregister_device(input);
> +	input = NULL;
>  err_free_input_dev:
>  	input_free_device(input);
>  err_free_fifo:
> @@ -953,8 +953,6 @@ static int acpi_fujitsu_hotkey_remove(struct acpi_device *device, int type)
>  
>  	input_unregister_device(input);
>  
> -	input_free_device(input);
> -
>  	kfifo_free(&fujitsu_hotkey->fifo);
>  
>  	fujitsu_hotkey->acpi_handle = NULL;
> -- 
> 1.5.4.3
> 
> 
> 


-- 
* Jonathan Woithe    jwoithe@physics.adelaide.edu.au                        *
*                    http://www.physics.adelaide.edu.au/~jwoithe            *
***-----------------------------------------------------------------------***
** "Time is an illusion; lunchtime doubly so"                              **
*  "...you wouldn't recognize a subtle plan if it painted itself purple and *
*   danced naked on a harpsichord singing 'subtle plans are here again'"    *

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

* Re: [PATCH v2] fujitsu-laptop: remove unnecessary input_free_device
  2010-07-02  7:35 ` [PATCH v2] fujitsu-laptop: remove unnecessary input_free_device Jonathan Woithe
@ 2010-07-04  8:37   ` Dmitry Torokhov
  0 siblings, 0 replies; 3+ messages in thread
From: Dmitry Torokhov @ 2010-07-04  8:37 UTC (permalink / raw)
  To: Jonathan Woithe
  Cc: Axel Lin, linux-kernel, Matthew Garrett, Len Brown,
	Andrew Morton, Stefani Seibold, Andi Kleen, platform-driver-x86

On Fri, Jul 02, 2010 at 05:05:02PM +0930, Jonathan Woithe wrote:
> Acked-by: Jonathan Woithe <jwoithe@physics.adelaide.edu.au>

Looks good to me too.

Acked-by: Dmitry Torokhov <dtor@mail.ru>

>  
> > input_free_device should only be used if input_register_device()
> > was not called yet or if it failed.
> > This patch removes unnecessary input_free_device calls.
> > 
> > Signed-off-by: Axel Lin <axel.lin@gmail.com>
> > ---
> >  drivers/platform/x86/fujitsu-laptop.c |    6 ++----
> >  1 files changed, 2 insertions(+), 4 deletions(-)
> > 
> > diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
> > index e325aeb..4346d26 100644
> > --- a/drivers/platform/x86/fujitsu-laptop.c
> > +++ b/drivers/platform/x86/fujitsu-laptop.c
> > @@ -725,6 +725,7 @@ static int acpi_fujitsu_add(struct acpi_device *device)
> >  
> >  err_unregister_input_dev:
> >  	input_unregister_device(input);
> > +	input = NULL;
> >  err_free_input_dev:
> >  	input_free_device(input);
> >  err_stop:
> > @@ -738,8 +739,6 @@ static int acpi_fujitsu_remove(struct acpi_device *device, int type)
> >  
> >  	input_unregister_device(input);
> >  
> > -	input_free_device(input);
> > -
> >  	fujitsu->acpi_handle = NULL;
> >  
> >  	return 0;
> > @@ -930,6 +929,7 @@ static int acpi_fujitsu_hotkey_add(struct acpi_device *device)
> >  
> >  err_unregister_input_dev:
> >  	input_unregister_device(input);
> > +	input = NULL;
> >  err_free_input_dev:
> >  	input_free_device(input);
> >  err_free_fifo:
> > @@ -953,8 +953,6 @@ static int acpi_fujitsu_hotkey_remove(struct acpi_device *device, int type)
> >  
> >  	input_unregister_device(input);
> >  
> > -	input_free_device(input);
> > -
> >  	kfifo_free(&fujitsu_hotkey->fifo);
> >  
> >  	fujitsu_hotkey->acpi_handle = NULL;
> > -- 
> > 1.5.4.3
> > 
> > 
> > 
> 
> 
> -- 
> * Jonathan Woithe    jwoithe@physics.adelaide.edu.au                        *
> *                    http://www.physics.adelaide.edu.au/~jwoithe            *
> ***-----------------------------------------------------------------------***
> ** "Time is an illusion; lunchtime doubly so"                              **
> *  "...you wouldn't recognize a subtle plan if it painted itself purple and *
> *   danced naked on a harpsichord singing 'subtle plans are here again'"    *
> --
> To unsubscribe from this list: send the line "unsubscribe platform-driver-x86" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html

-- 
Dmitry

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

end of thread, other threads:[~2010-07-04  8:37 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2010-07-02  7:20 [PATCH v2] fujitsu-laptop: remove unnecessary input_free_device calls Axel Lin
2010-07-02  7:35 ` [PATCH v2] fujitsu-laptop: remove unnecessary input_free_device Jonathan Woithe
2010-07-04  8:37   ` Dmitry Torokhov

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

Powered by JetHome